29520120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:445

約数の個数: 128

約数和(自身を含む): 102435840

約数和(自身を除く): 72915720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 113, 120, 140, 168, 210, 226, 280, 311, 339, 420, 452, 565, 622, 678, 791, 840, 904, 933, 1130, 1244, 1356, 1555, 1582, 1695, 1866, 2177, 2260, 2373, 2488, 2712, 3110, 3164, 3390, 3732, 3955, 4354, 4520, 4665, 4746, 6220, 6328, 6531, 6780, 7464, 7910, 8708, 9330, 9492, 10885, 11865, 12440, 13062, 13560, 15820, 17416, 18660, 18984, 21770, 23730, 26124, 31640, 32655, 35143, 37320, 43540, 47460, 52248, 65310, 70286, 87080, 94920, 105429, 130620, 140572, 175715, 210858, 246001, 261240, 281144, 351430, 421716, 492002, 527145, 702860, 738003, 843432, 984004, 1054290, 1230005, 1405720, 1476006, 1968008, 2108580, 2460010, 2952012, 3690015, 4217160, 4920020, 5904024, 7380030, 9840040, 14760060, 29520120]

約数ペア:

[(1, 29520120), (2, 14760060), (3, 9840040), (4, 7380030), (5, 5904024), (6, 4920020), (7, 4217160), (8, 3690015), (10, 2952012), (12, 2460010), (14, 2108580), (15, 1968008), (20, 1476006), (21, 1405720), (24, 1230005), (28, 1054290), (30, 984004), (35, 843432), (40, 738003), (42, 702860), (56, 527145), (60, 492002), (70, 421716), (84, 351430), (105, 281144), (113, 261240), (120, 246001), (140, 210858), (168, 175715), (210, 140572), (226, 130620), (280, 105429), (311, 94920), (339, 87080), (420, 70286), (452, 65310), (565, 52248), (622, 47460), (678, 43540), (791, 37320), (840, 35143), (904, 32655), (933, 31640), (1130, 26124), (1244, 23730), (1356, 21770), (1555, 18984), (1582, 18660), (1695, 17416), (1866, 15820), (2177, 13560), (2260, 13062), (2373, 12440), (2488, 11865), (2712, 10885), (3110, 9492), (3164, 9330), (3390, 8708), (3732, 7910), (3955, 7464), (4354, 6780), (4520, 6531), (4665, 6328), (4746, 6220)]