249835920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{13177}}^1$

素因数の和:13272

約数の個数: 80

約数和(自身を含む): 784354560

約数和(自身を除く): 534518640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2370, 3160, 3792, 4740, 6320, 9480, 13177, 18960, 26354, 39531, 52708, 65885, 79062, 105416, 131770, 158124, 197655, 210832, 263540, 316248, 395310, 527080, 632496, 790620, 1040983, 1054160, 1581240, 2081966, 3122949, 3162480, 4163932, 5204915, 6245898, 8327864, 10409830, 12491796, 15614745, 16655728, 20819660, 24983592, 31229490, 41639320, 49967184, 62458980, 83278640, 124917960, 249835920]

約数ペア:

[(1, 249835920), (2, 124917960), (3, 83278640), (4, 62458980), (5, 49967184), (6, 41639320), (8, 31229490), (10, 24983592), (12, 20819660), (15, 16655728), (16, 15614745), (20, 12491796), (24, 10409830), (30, 8327864), (40, 6245898), (48, 5204915), (60, 4163932), (79, 3162480), (80, 3122949), (120, 2081966), (158, 1581240), (237, 1054160), (240, 1040983), (316, 790620), (395, 632496), (474, 527080), (632, 395310), (790, 316248), (948, 263540), (1185, 210832), (1264, 197655), (1580, 158124), (1896, 131770), (2370, 105416), (3160, 79062), (3792, 65885), (4740, 52708), (6320, 39531), (9480, 26354), (13177, 18960)]