189563640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{225671}}^1$

素因数の和:225692

約数の個数: 64

約数和(自身を含む): 649935360

約数和(自身を除く): 460371720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 225671, 451342, 677013, 902684, 1128355, 1354026, 1579697, 1805368, 2256710, 2708052, 3159394, 3385065, 4513420, 4739091, 5416104, 6318788, 6770130, 7898485, 9026840, 9478182, 12637576, 13540260, 15796970, 18956364, 23695455, 27080520, 31593940, 37912728, 47390910, 63187880, 94781820, 189563640]

約数ペア:

[(1, 189563640), (2, 94781820), (3, 63187880), (4, 47390910), (5, 37912728), (6, 31593940), (7, 27080520), (8, 23695455), (10, 18956364), (12, 15796970), (14, 13540260), (15, 12637576), (20, 9478182), (21, 9026840), (24, 7898485), (28, 6770130), (30, 6318788), (35, 5416104), (40, 4739091), (42, 4513420), (56, 3385065), (60, 3159394), (70, 2708052), (84, 2256710), (105, 1805368), (120, 1579697), (140, 1354026), (168, 1128355), (210, 902684), (280, 677013), (420, 451342), (840, 225671)]