161003640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{191671}}^1$

素因数の和:191692

約数の個数: 64

約数和(自身を含む): 552015360

約数和(自身を除く): 391011720

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, 191671, 383342, 575013, 766684, 958355, 1150026, 1341697, 1533368, 1916710, 2300052, 2683394, 2875065, 3833420, 4025091, 4600104, 5366788, 5750130, 6708485, 7666840, 8050182, 10733576, 11500260, 13416970, 16100364, 20125455, 23000520, 26833940, 32200728, 40250910, 53667880, 80501820, 161003640]

約数ペア:

[(1, 161003640), (2, 80501820), (3, 53667880), (4, 40250910), (5, 32200728), (6, 26833940), (7, 23000520), (8, 20125455), (10, 16100364), (12, 13416970), (14, 11500260), (15, 10733576), (20, 8050182), (21, 7666840), (24, 6708485), (28, 5750130), (30, 5366788), (35, 4600104), (40, 4025091), (42, 3833420), (56, 2875065), (60, 2683394), (70, 2300052), (84, 1916710), (105, 1533368), (120, 1341697), (140, 1150026), (168, 958355), (210, 766684), (280, 575013), (420, 383342), (840, 191671)]