155415440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1733}}^1$

素因数の和:1824

約数の個数: 80

約数和(自身を含む): 387028800

約数和(自身を除く): 231613360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 59, 76, 80, 95, 118, 152, 190, 236, 295, 304, 380, 472, 590, 760, 944, 1121, 1180, 1520, 1733, 2242, 2360, 3466, 4484, 4720, 5605, 6932, 8665, 8968, 11210, 13864, 17330, 17936, 22420, 27728, 32927, 34660, 44840, 65854, 69320, 89680, 102247, 131708, 138640, 164635, 204494, 263416, 329270, 408988, 511235, 526832, 658540, 817976, 1022470, 1317080, 1635952, 1942693, 2044940, 2634160, 3885386, 4089880, 7770772, 8179760, 9713465, 15541544, 19426930, 31083088, 38853860, 77707720, 155415440]

約数ペア:

[(1, 155415440), (2, 77707720), (4, 38853860), (5, 31083088), (8, 19426930), (10, 15541544), (16, 9713465), (19, 8179760), (20, 7770772), (38, 4089880), (40, 3885386), (59, 2634160), (76, 2044940), (80, 1942693), (95, 1635952), (118, 1317080), (152, 1022470), (190, 817976), (236, 658540), (295, 526832), (304, 511235), (380, 408988), (472, 329270), (590, 263416), (760, 204494), (944, 164635), (1121, 138640), (1180, 131708), (1520, 102247), (1733, 89680), (2242, 69320), (2360, 65854), (3466, 44840), (4484, 34660), (4720, 32927), (5605, 27728), (6932, 22420), (8665, 17936), (8968, 17330), (11210, 13864)]