642186160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:372

約数の個数: 240

約数和(自身を含む): 1937367072

約数和(自身を除く): 1295180912

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 53, 55, 56, 70, 77, 80, 88, 98, 106, 110, 112, 140, 154, 176, 196, 212, 220, 245, 265, 280, 281, 308, 371, 385, 392, 424, 440, 490, 530, 539, 560, 562, 583, 616, 742, 770, 784, 848, 880, 980, 1060, 1078, 1124, 1166, 1232, 1405, 1484, 1540, 1855, 1960, 1967, 2120, 2156, 2248, 2332, 2597, 2695, 2810, 2915, 2968, 3080, 3091, 3710, 3920, 3934, 4081, 4240, 4312, 4496, 4664, 5194, 5390, 5620, 5830, 5936, 6160, 6182, 7420, 7868, 8162, 8624, 9328, 9835, 10388, 10780, 11240, 11660, 12364, 12985, 13769, 14840, 14893, 15455, 15736, 16324, 19670, 20405, 20776, 21560, 21637, 22480, 23320, 24728, 25970, 27538, 28567, 29680, 29786, 30910, 31472, 32648, 39340, 40810, 41552, 43120, 43274, 46640, 49456, 51940, 55076, 57134, 59572, 61820, 65296, 68845, 74465, 78680, 81620, 86548, 103880, 104251, 108185, 110152, 114268, 119144, 123640, 137690, 142835, 148930, 151459, 157360, 163240, 163823, 173096, 207760, 208502, 216370, 220304, 228536, 238288, 247280, 275380, 285670, 297860, 302918, 326480, 327646, 346192, 417004, 432740, 457072, 521255, 550760, 571340, 595720, 605836, 655292, 729757, 757295, 819115, 834008, 865480, 1042510, 1101520, 1142680, 1146761, 1191440, 1211672, 1310584, 1459514, 1514590, 1638230, 1668016, 1730960, 2085020, 2285360, 2293522, 2423344, 2621168, 2919028, 3029180, 3276460, 3648785, 4170040, 4587044, 5733805, 5838056, 6058360, 6552920, 7297570, 8027327, 8340080, 9174088, 11467610, 11676112, 12116720, 13105840, 14595140, 16054654, 18348176, 22935220, 29190280, 32109308, 40136635, 45870440, 58380560, 64218616, 80273270, 91740880, 128437232, 160546540, 321093080, 642186160]

約数ペア:

[(1, 642186160), (2, 321093080), (4, 160546540), (5, 128437232), (7, 91740880), (8, 80273270), (10, 64218616), (11, 58380560), (14, 45870440), (16, 40136635), (20, 32109308), (22, 29190280), (28, 22935220), (35, 18348176), (40, 16054654), (44, 14595140), (49, 13105840), (53, 12116720), (55, 11676112), (56, 11467610), (70, 9174088), (77, 8340080), (80, 8027327), (88, 7297570), (98, 6552920), (106, 6058360), (110, 5838056), (112, 5733805), (140, 4587044), (154, 4170040), (176, 3648785), (196, 3276460), (212, 3029180), (220, 2919028), (245, 2621168), (265, 2423344), (280, 2293522), (281, 2285360), (308, 2085020), (371, 1730960), (385, 1668016), (392, 1638230), (424, 1514590), (440, 1459514), (490, 1310584), (530, 1211672), (539, 1191440), (560, 1146761), (562, 1142680), (583, 1101520), (616, 1042510), (742, 865480), (770, 834008), (784, 819115), (848, 757295), (880, 729757), (980, 655292), (1060, 605836), (1078, 595720), (1124, 571340), (1166, 550760), (1232, 521255), (1405, 457072), (1484, 432740), (1540, 417004), (1855, 346192), (1960, 327646), (1967, 326480), (2120, 302918), (2156, 297860), (2248, 285670), (2332, 275380), (2597, 247280), (2695, 238288), (2810, 228536), (2915, 220304), (2968, 216370), (3080, 208502), (3091, 207760), (3710, 173096), (3920, 163823), (3934, 163240), (4081, 157360), (4240, 151459), (4312, 148930), (4496, 142835), (4664, 137690), (5194, 123640), (5390, 119144), (5620, 114268), (5830, 110152), (5936, 108185), (6160, 104251), (6182, 103880), (7420, 86548), (7868, 81620), (8162, 78680), (8624, 74465), (9328, 68845), (9835, 65296), (10388, 61820), (10780, 59572), (11240, 57134), (11660, 55076), (12364, 51940), (12985, 49456), (13769, 46640), (14840, 43274), (14893, 43120), (15455, 41552), (15736, 40810), (16324, 39340), (19670, 32648), (20405, 31472), (20776, 30910), (21560, 29786), (21637, 29680), (22480, 28567), (23320, 27538), (24728, 25970)]