489778920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14629}}^1$

素因数の和:14680

約数の個数: 128

約数和(自身を含む): 1685376000

約数和(自身を除く): 1195597080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6696, 8370, 11160, 14629, 16740, 29258, 33480, 43887, 58516, 73145, 87774, 117032, 131661, 146290, 175548, 219435, 263322, 292580, 351096, 394983, 438870, 453499, 526644, 585160, 658305, 789966, 877740, 906998, 1053288, 1316610, 1360497, 1579932, 1755480, 1813996, 1974915, 2267495, 2633220, 2720994, 3159864, 3627992, 3949830, 4081491, 4534990, 5266440, 5441988, 6802485, 7899660, 8162982, 9069980, 10883976, 12244473, 13604970, 15799320, 16325964, 18139960, 20407455, 24488946, 27209940, 32651928, 40814910, 48977892, 54419880, 61222365, 81629820, 97955784, 122444730, 163259640, 244889460, 489778920]

約数ペア:

[(1, 489778920), (2, 244889460), (3, 163259640), (4, 122444730), (5, 97955784), (6, 81629820), (8, 61222365), (9, 54419880), (10, 48977892), (12, 40814910), (15, 32651928), (18, 27209940), (20, 24488946), (24, 20407455), (27, 18139960), (30, 16325964), (31, 15799320), (36, 13604970), (40, 12244473), (45, 10883976), (54, 9069980), (60, 8162982), (62, 7899660), (72, 6802485), (90, 5441988), (93, 5266440), (108, 4534990), (120, 4081491), (124, 3949830), (135, 3627992), (155, 3159864), (180, 2720994), (186, 2633220), (216, 2267495), (248, 1974915), (270, 1813996), (279, 1755480), (310, 1579932), (360, 1360497), (372, 1316610), (465, 1053288), (540, 906998), (558, 877740), (620, 789966), (744, 658305), (837, 585160), (930, 526644), (1080, 453499), (1116, 438870), (1240, 394983), (1395, 351096), (1674, 292580), (1860, 263322), (2232, 219435), (2790, 175548), (3348, 146290), (3720, 131661), (4185, 117032), (5580, 87774), (6696, 73145), (8370, 58516), (11160, 43887), (14629, 33480), (16740, 29258)]