198763320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:518

約数の個数: 256

約数和(自身を含む): 746496000

約数和(自身を除く): 547732680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 31, 34, 35, 40, 42, 51, 56, 60, 62, 68, 70, 84, 85, 93, 102, 105, 119, 120, 124, 136, 140, 155, 168, 170, 186, 204, 210, 217, 238, 248, 255, 280, 310, 340, 357, 372, 408, 420, 434, 449, 465, 476, 510, 527, 595, 620, 651, 680, 714, 744, 840, 868, 898, 930, 952, 1020, 1054, 1085, 1190, 1240, 1302, 1347, 1428, 1581, 1736, 1785, 1796, 1860, 2040, 2108, 2170, 2245, 2380, 2604, 2635, 2694, 2856, 3143, 3162, 3255, 3570, 3592, 3689, 3720, 4216, 4340, 4490, 4760, 5208, 5270, 5388, 6286, 6324, 6510, 6735, 7140, 7378, 7633, 7905, 8680, 8980, 9429, 10540, 10776, 11067, 12572, 12648, 13020, 13470, 13919, 14280, 14756, 15266, 15715, 15810, 17960, 18445, 18858, 21080, 22134, 22899, 25144, 26040, 26940, 27838, 29512, 30532, 31430, 31620, 36890, 37716, 38165, 41757, 44268, 45798, 47145, 53431, 53880, 55335, 55676, 61064, 62860, 63240, 69595, 73780, 75432, 76330, 83514, 88536, 91596, 94290, 97433, 106862, 110670, 111352, 114495, 125720, 139190, 147560, 152660, 160293, 167028, 183192, 188580, 194866, 208785, 213724, 221340, 228990, 236623, 267155, 278380, 292299, 305320, 320586, 334056, 377160, 389732, 417570, 427448, 442680, 457980, 473246, 487165, 534310, 556760, 584598, 641172, 709869, 779464, 801465, 835140, 915960, 946492, 974330, 1068620, 1169196, 1183115, 1282344, 1419738, 1461495, 1602930, 1656361, 1670280, 1892984, 1948660, 2137240, 2338392, 2366230, 2839476, 2922990, 3205860, 3312722, 3549345, 3897320, 4732460, 4969083, 5678952, 5845980, 6411720, 6625444, 7098690, 8281805, 9464920, 9938166, 11691960, 13250888, 14197380, 16563610, 19876332, 24845415, 28394760, 33127220, 39752664, 49690830, 66254440, 99381660, 198763320]

約数ペア:

[(1, 198763320), (2, 99381660), (3, 66254440), (4, 49690830), (5, 39752664), (6, 33127220), (7, 28394760), (8, 24845415), (10, 19876332), (12, 16563610), (14, 14197380), (15, 13250888), (17, 11691960), (20, 9938166), (21, 9464920), (24, 8281805), (28, 7098690), (30, 6625444), (31, 6411720), (34, 5845980), (35, 5678952), (40, 4969083), (42, 4732460), (51, 3897320), (56, 3549345), (60, 3312722), (62, 3205860), (68, 2922990), (70, 2839476), (84, 2366230), (85, 2338392), (93, 2137240), (102, 1948660), (105, 1892984), (119, 1670280), (120, 1656361), (124, 1602930), (136, 1461495), (140, 1419738), (155, 1282344), (168, 1183115), (170, 1169196), (186, 1068620), (204, 974330), (210, 946492), (217, 915960), (238, 835140), (248, 801465), (255, 779464), (280, 709869), (310, 641172), (340, 584598), (357, 556760), (372, 534310), (408, 487165), (420, 473246), (434, 457980), (449, 442680), (465, 427448), (476, 417570), (510, 389732), (527, 377160), (595, 334056), (620, 320586), (651, 305320), (680, 292299), (714, 278380), (744, 267155), (840, 236623), (868, 228990), (898, 221340), (930, 213724), (952, 208785), (1020, 194866), (1054, 188580), (1085, 183192), (1190, 167028), (1240, 160293), (1302, 152660), (1347, 147560), (1428, 139190), (1581, 125720), (1736, 114495), (1785, 111352), (1796, 110670), (1860, 106862), (2040, 97433), (2108, 94290), (2170, 91596), (2245, 88536), (2380, 83514), (2604, 76330), (2635, 75432), (2694, 73780), (2856, 69595), (3143, 63240), (3162, 62860), (3255, 61064), (3570, 55676), (3592, 55335), (3689, 53880), (3720, 53431), (4216, 47145), (4340, 45798), (4490, 44268), (4760, 41757), (5208, 38165), (5270, 37716), (5388, 36890), (6286, 31620), (6324, 31430), (6510, 30532), (6735, 29512), (7140, 27838), (7378, 26940), (7633, 26040), (7905, 25144), (8680, 22899), (8980, 22134), (9429, 21080), (10540, 18858), (10776, 18445), (11067, 17960), (12572, 15810), (12648, 15715), (13020, 15266), (13470, 14756), (13919, 14280)]