405629280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{40241}}^1$

素因数の和:40269

約数の個数: 144

約数和(自身を含む): 1581993504

約数和(自身を除く): 1176364224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 40241, 80482, 120723, 160964, 201205, 241446, 281687, 321928, 362169, 402410, 482892, 563374, 603615, 643856, 724338, 804820, 845061, 965784, 1126748, 1207230, 1287712, 1408435, 1448676, 1609640, 1690122, 1810845, 1931568, 2253496, 2414460, 2535183, 2816870, 2897352, 3219280, 3380244, 3621690, 3863136, 4225305, 4506992, 4828920, 5070366, 5633740, 5794704, 6438560, 6760488, 7243380, 8450610, 9013984, 9657840, 10140732, 11267480, 11589408, 12675915, 13520976, 14486760, 16901220, 19315680, 20281464, 22534960, 25351830, 27041952, 28973520, 33802440, 40562928, 45069920, 50703660, 57947040, 67604880, 81125856, 101407320, 135209760, 202814640, 405629280]

約数ペア:

[(1, 405629280), (2, 202814640), (3, 135209760), (4, 101407320), (5, 81125856), (6, 67604880), (7, 57947040), (8, 50703660), (9, 45069920), (10, 40562928), (12, 33802440), (14, 28973520), (15, 27041952), (16, 25351830), (18, 22534960), (20, 20281464), (21, 19315680), (24, 16901220), (28, 14486760), (30, 13520976), (32, 12675915), (35, 11589408), (36, 11267480), (40, 10140732), (42, 9657840), (45, 9013984), (48, 8450610), (56, 7243380), (60, 6760488), (63, 6438560), (70, 5794704), (72, 5633740), (80, 5070366), (84, 4828920), (90, 4506992), (96, 4225305), (105, 3863136), (112, 3621690), (120, 3380244), (126, 3219280), (140, 2897352), (144, 2816870), (160, 2535183), (168, 2414460), (180, 2253496), (210, 1931568), (224, 1810845), (240, 1690122), (252, 1609640), (280, 1448676), (288, 1408435), (315, 1287712), (336, 1207230), (360, 1126748), (420, 965784), (480, 845061), (504, 804820), (560, 724338), (630, 643856), (672, 603615), (720, 563374), (840, 482892), (1008, 402410), (1120, 362169), (1260, 321928), (1440, 281687), (1680, 241446), (2016, 201205), (2520, 160964), (3360, 120723), (5040, 80482), (10080, 40241)]