172437840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1723}}^1$

素因数の和:1881

約数の個数: 120

約数和(自身を含む): 583608480

約数和(自身を除く): 411170640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 139, 144, 180, 240, 278, 360, 417, 556, 695, 720, 834, 1112, 1251, 1390, 1668, 1723, 2085, 2224, 2502, 2780, 3336, 3446, 4170, 5004, 5169, 5560, 6255, 6672, 6892, 8340, 8615, 10008, 10338, 11120, 12510, 13784, 15507, 16680, 17230, 20016, 20676, 25020, 25845, 27568, 31014, 33360, 34460, 41352, 50040, 51690, 62028, 68920, 77535, 82704, 100080, 103380, 124056, 137840, 155070, 206760, 239497, 248112, 310140, 413520, 478994, 620280, 718491, 957988, 1197485, 1240560, 1436982, 1915976, 2155473, 2394970, 2873964, 3592455, 3831952, 4310946, 4789940, 5747928, 7184910, 8621892, 9579880, 10777365, 11495856, 14369820, 17243784, 19159760, 21554730, 28739640, 34487568, 43109460, 57479280, 86218920, 172437840]

約数ペア:

[(1, 172437840), (2, 86218920), (3, 57479280), (4, 43109460), (5, 34487568), (6, 28739640), (8, 21554730), (9, 19159760), (10, 17243784), (12, 14369820), (15, 11495856), (16, 10777365), (18, 9579880), (20, 8621892), (24, 7184910), (30, 5747928), (36, 4789940), (40, 4310946), (45, 3831952), (48, 3592455), (60, 2873964), (72, 2394970), (80, 2155473), (90, 1915976), (120, 1436982), (139, 1240560), (144, 1197485), (180, 957988), (240, 718491), (278, 620280), (360, 478994), (417, 413520), (556, 310140), (695, 248112), (720, 239497), (834, 206760), (1112, 155070), (1251, 137840), (1390, 124056), (1668, 103380), (1723, 100080), (2085, 82704), (2224, 77535), (2502, 68920), (2780, 62028), (3336, 51690), (3446, 50040), (4170, 41352), (5004, 34460), (5169, 33360), (5560, 31014), (6255, 27568), (6672, 25845), (6892, 25020), (8340, 20676), (8615, 20016), (10008, 17230), (10338, 16680), (11120, 15507), (12510, 13784)]