1845480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^3$

素因数の和:60

約数の個数: 128

約数和(自身を含む): 6854400

約数和(自身を除く): 5008920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 169, 182, 195, 210, 260, 273, 280, 312, 338, 364, 390, 420, 455, 507, 520, 546, 676, 728, 780, 840, 845, 910, 1014, 1092, 1183, 1352, 1365, 1560, 1690, 1820, 2028, 2184, 2197, 2366, 2535, 2730, 3380, 3549, 3640, 4056, 4394, 4732, 5070, 5460, 5915, 6591, 6760, 7098, 8788, 9464, 10140, 10920, 10985, 11830, 13182, 14196, 15379, 17576, 17745, 20280, 21970, 23660, 26364, 28392, 30758, 32955, 35490, 43940, 46137, 47320, 52728, 61516, 65910, 70980, 76895, 87880, 92274, 123032, 131820, 141960, 153790, 184548, 230685, 263640, 307580, 369096, 461370, 615160, 922740, 1845480]

約数ペア:

[(1, 1845480), (2, 922740), (3, 615160), (4, 461370), (5, 369096), (6, 307580), (7, 263640), (8, 230685), (10, 184548), (12, 153790), (13, 141960), (14, 131820), (15, 123032), (20, 92274), (21, 87880), (24, 76895), (26, 70980), (28, 65910), (30, 61516), (35, 52728), (39, 47320), (40, 46137), (42, 43940), (52, 35490), (56, 32955), (60, 30758), (65, 28392), (70, 26364), (78, 23660), (84, 21970), (91, 20280), (104, 17745), (105, 17576), (120, 15379), (130, 14196), (140, 13182), (156, 11830), (168, 10985), (169, 10920), (182, 10140), (195, 9464), (210, 8788), (260, 7098), (273, 6760), (280, 6591), (312, 5915), (338, 5460), (364, 5070), (390, 4732), (420, 4394), (455, 4056), (507, 3640), (520, 3549), (546, 3380), (676, 2730), (728, 2535), (780, 2366), (840, 2197), (845, 2184), (910, 2028), (1014, 1820), (1092, 1690), (1183, 1560), (1352, 1365)]