164552220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1789}}^1$

素因数の和:1884

約数の個数: 144

約数和(自身を含む): 578585280

約数和(自身を除く): 414033060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 73, 84, 90, 105, 126, 140, 146, 180, 210, 219, 252, 292, 315, 365, 420, 438, 511, 630, 657, 730, 876, 1022, 1095, 1260, 1314, 1460, 1533, 1789, 2044, 2190, 2555, 2628, 3066, 3285, 3578, 4380, 4599, 5110, 5367, 6132, 6570, 7156, 7665, 8945, 9198, 10220, 10734, 12523, 13140, 15330, 16101, 17890, 18396, 21468, 22995, 25046, 26835, 30660, 32202, 35780, 37569, 45990, 50092, 53670, 62615, 64404, 75138, 80505, 91980, 107340, 112707, 125230, 130597, 150276, 161010, 187845, 225414, 250460, 261194, 322020, 375690, 391791, 450828, 522388, 563535, 652985, 751380, 783582, 914179, 1127070, 1175373, 1305970, 1567164, 1828358, 1958955, 2254140, 2350746, 2611940, 2742537, 3656716, 3917910, 4570895, 4701492, 5485074, 5876865, 7835820, 8227611, 9141790, 10970148, 11753730, 13712685, 16455222, 18283580, 23507460, 27425370, 32910444, 41138055, 54850740, 82276110, 164552220]

約数ペア:

[(1, 164552220), (2, 82276110), (3, 54850740), (4, 41138055), (5, 32910444), (6, 27425370), (7, 23507460), (9, 18283580), (10, 16455222), (12, 13712685), (14, 11753730), (15, 10970148), (18, 9141790), (20, 8227611), (21, 7835820), (28, 5876865), (30, 5485074), (35, 4701492), (36, 4570895), (42, 3917910), (45, 3656716), (60, 2742537), (63, 2611940), (70, 2350746), (73, 2254140), (84, 1958955), (90, 1828358), (105, 1567164), (126, 1305970), (140, 1175373), (146, 1127070), (180, 914179), (210, 783582), (219, 751380), (252, 652985), (292, 563535), (315, 522388), (365, 450828), (420, 391791), (438, 375690), (511, 322020), (630, 261194), (657, 250460), (730, 225414), (876, 187845), (1022, 161010), (1095, 150276), (1260, 130597), (1314, 125230), (1460, 112707), (1533, 107340), (1789, 91980), (2044, 80505), (2190, 75138), (2555, 64404), (2628, 62615), (3066, 53670), (3285, 50092), (3578, 45990), (4380, 37569), (4599, 35780), (5110, 32202), (5367, 30660), (6132, 26835), (6570, 25046), (7156, 22995), (7665, 21468), (8945, 18396), (9198, 17890), (10220, 16101), (10734, 15330), (12523, 13140)]