30221940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1531}}^1$

素因数の和:1597

約数の個数: 96

約数和(自身を含む): 98832384

約数和(自身を除く): 68610444

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1531, 1645, 1974, 2820, 3062, 3290, 3948, 4593, 4935, 6124, 6580, 7655, 9186, 9870, 10717, 15310, 18372, 19740, 21434, 22965, 30620, 32151, 42868, 45930, 53585, 64302, 71957, 91860, 107170, 128604, 143914, 160755, 214340, 215871, 287828, 321510, 359785, 431742, 503699, 643020, 719570, 863484, 1007398, 1079355, 1439140, 1511097, 2014796, 2158710, 2518495, 3022194, 4317420, 5036990, 6044388, 7555485, 10073980, 15110970, 30221940]

約数ペア:

[(1, 30221940), (2, 15110970), (3, 10073980), (4, 7555485), (5, 6044388), (6, 5036990), (7, 4317420), (10, 3022194), (12, 2518495), (14, 2158710), (15, 2014796), (20, 1511097), (21, 1439140), (28, 1079355), (30, 1007398), (35, 863484), (42, 719570), (47, 643020), (60, 503699), (70, 431742), (84, 359785), (94, 321510), (105, 287828), (140, 215871), (141, 214340), (188, 160755), (210, 143914), (235, 128604), (282, 107170), (329, 91860), (420, 71957), (470, 64302), (564, 53585), (658, 45930), (705, 42868), (940, 32151), (987, 30620), (1316, 22965), (1410, 21434), (1531, 19740), (1645, 18372), (1974, 15310), (2820, 10717), (3062, 9870), (3290, 9186), (3948, 7655), (4593, 6580), (4935, 6124)]