257217480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:161

約数の個数: 384

約数和(自身を含む): 987124320

約数和(自身を除く): 729906840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 51, 52, 53, 60, 61, 65, 68, 72, 78, 85, 90, 102, 104, 106, 117, 120, 122, 130, 136, 153, 156, 159, 170, 180, 183, 195, 204, 212, 221, 234, 244, 255, 260, 265, 305, 306, 312, 318, 340, 360, 366, 390, 408, 424, 442, 468, 477, 488, 510, 520, 530, 549, 585, 610, 612, 636, 663, 680, 689, 732, 765, 780, 793, 795, 884, 901, 915, 936, 954, 1020, 1037, 1060, 1098, 1105, 1170, 1220, 1224, 1272, 1326, 1378, 1464, 1530, 1560, 1586, 1590, 1768, 1802, 1830, 1908, 1989, 2040, 2067, 2074, 2120, 2196, 2210, 2340, 2379, 2385, 2440, 2652, 2703, 2745, 2756, 3060, 3111, 3172, 3180, 3233, 3315, 3445, 3604, 3660, 3816, 3965, 3978, 4134, 4148, 4392, 4420, 4505, 4680, 4758, 4770, 5185, 5304, 5406, 5490, 5512, 6120, 6201, 6222, 6344, 6360, 6466, 6630, 6890, 7137, 7208, 7320, 7930, 7956, 8109, 8268, 8296, 8840, 9010, 9333, 9516, 9540, 9699, 9945, 10335, 10370, 10812, 10980, 11713, 11895, 12402, 12444, 12932, 13260, 13481, 13515, 13780, 14274, 15555, 15860, 15912, 16165, 16218, 16536, 18020, 18666, 19032, 19080, 19398, 19890, 20670, 20740, 21624, 21960, 23426, 23790, 24804, 24888, 25864, 26520, 26962, 27030, 27560, 28548, 29097, 31005, 31110, 31720, 32330, 32436, 35139, 35685, 36040, 37332, 38796, 39780, 40443, 40545, 41340, 41480, 42029, 46665, 46852, 47580, 48495, 49608, 53924, 54060, 54961, 57096, 58194, 58565, 62010, 62220, 64660, 64872, 67405, 70278, 71370, 74664, 77592, 79560, 80886, 81090, 82680, 84058, 93330, 93704, 95160, 96990, 105417, 107848, 108120, 109922, 116388, 117130, 121329, 124020, 124440, 126087, 129320, 134810, 140556, 142740, 145485, 161772, 162180, 164883, 168116, 175695, 186660, 193980, 202215, 210145, 210834, 219844, 232776, 234260, 242658, 248040, 252174, 269620, 274805, 281112, 285480, 290970, 323544, 324360, 329766, 336232, 351390, 373320, 378261, 387960, 404430, 420290, 421668, 439688, 468520, 485316, 494649, 504348, 527085, 539240, 549610, 581940, 606645, 630435, 659532, 702780, 714493, 756522, 808860, 824415, 840580, 843336, 970632, 989298, 1008696, 1054170, 1099220, 1163880, 1213290, 1260870, 1319064, 1405560, 1428986, 1513044, 1617720, 1648830, 1681160, 1891305, 1978596, 2108340, 2143479, 2198440, 2426580, 2473245, 2521740, 2857972, 3026088, 3297660, 3572465, 3782610, 3957192, 4216680, 4286958, 4853160, 4946490, 5043480, 5715944, 6430437, 6595320, 7144930, 7565220, 8573916, 9892980, 10717395, 12860874, 14289860, 15130440, 17147832, 19785960, 21434790, 25721748, 28579720, 32152185, 42869580, 51443496, 64304370, 85739160, 128608740, 257217480]

約数ペア:

[(1, 257217480), (2, 128608740), (3, 85739160), (4, 64304370), (5, 51443496), (6, 42869580), (8, 32152185), (9, 28579720), (10, 25721748), (12, 21434790), (13, 19785960), (15, 17147832), (17, 15130440), (18, 14289860), (20, 12860874), (24, 10717395), (26, 9892980), (30, 8573916), (34, 7565220), (36, 7144930), (39, 6595320), (40, 6430437), (45, 5715944), (51, 5043480), (52, 4946490), (53, 4853160), (60, 4286958), (61, 4216680), (65, 3957192), (68, 3782610), (72, 3572465), (78, 3297660), (85, 3026088), (90, 2857972), (102, 2521740), (104, 2473245), (106, 2426580), (117, 2198440), (120, 2143479), (122, 2108340), (130, 1978596), (136, 1891305), (153, 1681160), (156, 1648830), (159, 1617720), (170, 1513044), (180, 1428986), (183, 1405560), (195, 1319064), (204, 1260870), (212, 1213290), (221, 1163880), (234, 1099220), (244, 1054170), (255, 1008696), (260, 989298), (265, 970632), (305, 843336), (306, 840580), (312, 824415), (318, 808860), (340, 756522), (360, 714493), (366, 702780), (390, 659532), (408, 630435), (424, 606645), (442, 581940), (468, 549610), (477, 539240), (488, 527085), (510, 504348), (520, 494649), (530, 485316), (549, 468520), (585, 439688), (610, 421668), (612, 420290), (636, 404430), (663, 387960), (680, 378261), (689, 373320), (732, 351390), (765, 336232), (780, 329766), (793, 324360), (795, 323544), (884, 290970), (901, 285480), (915, 281112), (936, 274805), (954, 269620), (1020, 252174), (1037, 248040), (1060, 242658), (1098, 234260), (1105, 232776), (1170, 219844), (1220, 210834), (1224, 210145), (1272, 202215), (1326, 193980), (1378, 186660), (1464, 175695), (1530, 168116), (1560, 164883), (1586, 162180), (1590, 161772), (1768, 145485), (1802, 142740), (1830, 140556), (1908, 134810), (1989, 129320), (2040, 126087), (2067, 124440), (2074, 124020), (2120, 121329), (2196, 117130), (2210, 116388), (2340, 109922), (2379, 108120), (2385, 107848), (2440, 105417), (2652, 96990), (2703, 95160), (2745, 93704), (2756, 93330), (3060, 84058), (3111, 82680), (3172, 81090), (3180, 80886), (3233, 79560), (3315, 77592), (3445, 74664), (3604, 71370), (3660, 70278), (3816, 67405), (3965, 64872), (3978, 64660), (4134, 62220), (4148, 62010), (4392, 58565), (4420, 58194), (4505, 57096), (4680, 54961), (4758, 54060), (4770, 53924), (5185, 49608), (5304, 48495), (5406, 47580), (5490, 46852), (5512, 46665), (6120, 42029), (6201, 41480), (6222, 41340), (6344, 40545), (6360, 40443), (6466, 39780), (6630, 38796), (6890, 37332), (7137, 36040), (7208, 35685), (7320, 35139), (7930, 32436), (7956, 32330), (8109, 31720), (8268, 31110), (8296, 31005), (8840, 29097), (9010, 28548), (9333, 27560), (9516, 27030), (9540, 26962), (9699, 26520), (9945, 25864), (10335, 24888), (10370, 24804), (10812, 23790), (10980, 23426), (11713, 21960), (11895, 21624), (12402, 20740), (12444, 20670), (12932, 19890), (13260, 19398), (13481, 19080), (13515, 19032), (13780, 18666), (14274, 18020), (15555, 16536), (15860, 16218), (15912, 16165)]