1330678720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19163}}^1$

素因数の和:19218

約数の個数: 112

約数和(自身を含む): 3738359808

約数和(自身を除く): 2407681088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2480, 3472, 4340, 4960, 6944, 8680, 9920, 13888, 17360, 19163, 34720, 38326, 69440, 76652, 95815, 134141, 153304, 191630, 268282, 306608, 383260, 536564, 594053, 613216, 670705, 766520, 1073128, 1188106, 1226432, 1341410, 1533040, 2146256, 2376212, 2682820, 2970265, 3066080, 4158371, 4292512, 4752424, 5365640, 5940530, 6132160, 8316742, 8585024, 9504848, 10731280, 11881060, 16633484, 19009696, 20791855, 21462560, 23762120, 33266968, 38019392, 41583710, 42925120, 47524240, 66533936, 83167420, 95048480, 133067872, 166334840, 190096960, 266135744, 332669680, 665339360, 1330678720]

約数ペア:

[(1, 1330678720), (2, 665339360), (4, 332669680), (5, 266135744), (7, 190096960), (8, 166334840), (10, 133067872), (14, 95048480), (16, 83167420), (20, 66533936), (28, 47524240), (31, 42925120), (32, 41583710), (35, 38019392), (40, 33266968), (56, 23762120), (62, 21462560), (64, 20791855), (70, 19009696), (80, 16633484), (112, 11881060), (124, 10731280), (140, 9504848), (155, 8585024), (160, 8316742), (217, 6132160), (224, 5940530), (248, 5365640), (280, 4752424), (310, 4292512), (320, 4158371), (434, 3066080), (448, 2970265), (496, 2682820), (560, 2376212), (620, 2146256), (868, 1533040), (992, 1341410), (1085, 1226432), (1120, 1188106), (1240, 1073128), (1736, 766520), (1984, 670705), (2170, 613216), (2240, 594053), (2480, 536564), (3472, 383260), (4340, 306608), (4960, 268282), (6944, 191630), (8680, 153304), (9920, 134141), (13888, 95815), (17360, 76652), (19163, 69440), (34720, 38326)]