1556872080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{209257}}^1$

素因数の和:209304

約数の個数: 80

約数和(自身を含む): 4982014464

約数和(自身を除く): 3425142384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 209257, 418514, 627771, 837028, 1046285, 1255542, 1674056, 2092570, 2511084, 3138855, 3348112, 4185140, 5022168, 6277710, 6486967, 8370280, 10044336, 12555420, 12973934, 16740560, 19460901, 25110840, 25947868, 32434835, 38921802, 50221680, 51895736, 64869670, 77843604, 97304505, 103791472, 129739340, 155687208, 194609010, 259478680, 311374416, 389218020, 518957360, 778436040, 1556872080]

約数ペア:

[(1, 1556872080), (2, 778436040), (3, 518957360), (4, 389218020), (5, 311374416), (6, 259478680), (8, 194609010), (10, 155687208), (12, 129739340), (15, 103791472), (16, 97304505), (20, 77843604), (24, 64869670), (30, 51895736), (31, 50221680), (40, 38921802), (48, 32434835), (60, 25947868), (62, 25110840), (80, 19460901), (93, 16740560), (120, 12973934), (124, 12555420), (155, 10044336), (186, 8370280), (240, 6486967), (248, 6277710), (310, 5022168), (372, 4185140), (465, 3348112), (496, 3138855), (620, 2511084), (744, 2092570), (930, 1674056), (1240, 1255542), (1488, 1046285), (1860, 837028), (2480, 627771), (3720, 418514), (7440, 209257)]