1421798520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1\times {\mathrm{491}}^1$

素因数の和:973

約数の個数: 128

約数和(自身を含む): 4357152000

約数和(自身を除く): 2935353480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 118, 120, 177, 236, 295, 354, 409, 472, 491, 590, 708, 818, 885, 982, 1180, 1227, 1416, 1473, 1636, 1770, 1964, 2045, 2360, 2454, 2455, 2946, 3272, 3540, 3928, 4090, 4908, 4910, 5892, 6135, 7080, 7365, 8180, 9816, 9820, 11784, 12270, 14730, 16360, 19640, 24131, 24540, 28969, 29460, 48262, 49080, 57938, 58920, 72393, 86907, 96524, 115876, 120655, 144786, 144845, 173814, 193048, 200819, 231752, 241310, 289572, 289690, 347628, 361965, 401638, 434535, 482620, 579144, 579380, 602457, 695256, 723930, 803276, 869070, 965240, 1004095, 1158760, 1204914, 1447860, 1606552, 1738140, 2008190, 2409828, 2895720, 3012285, 3476280, 4016380, 4819656, 6024570, 8032760, 11848321, 12049140, 23696642, 24098280, 35544963, 47393284, 59241605, 71089926, 94786568, 118483210, 142179852, 177724815, 236966420, 284359704, 355449630, 473932840, 710899260, 1421798520]

約数ペア:

[(1, 1421798520), (2, 710899260), (3, 473932840), (4, 355449630), (5, 284359704), (6, 236966420), (8, 177724815), (10, 142179852), (12, 118483210), (15, 94786568), (20, 71089926), (24, 59241605), (30, 47393284), (40, 35544963), (59, 24098280), (60, 23696642), (118, 12049140), (120, 11848321), (177, 8032760), (236, 6024570), (295, 4819656), (354, 4016380), (409, 3476280), (472, 3012285), (491, 2895720), (590, 2409828), (708, 2008190), (818, 1738140), (885, 1606552), (982, 1447860), (1180, 1204914), (1227, 1158760), (1416, 1004095), (1473, 965240), (1636, 869070), (1770, 803276), (1964, 723930), (2045, 695256), (2360, 602457), (2454, 579380), (2455, 579144), (2946, 482620), (3272, 434535), (3540, 401638), (3928, 361965), (4090, 347628), (4908, 289690), (4910, 289572), (5892, 241310), (6135, 231752), (7080, 200819), (7365, 193048), (8180, 173814), (9816, 144845), (9820, 144786), (11784, 120655), (12270, 115876), (14730, 96524), (16360, 86907), (19640, 72393), (24131, 58920), (24540, 57938), (28969, 49080), (29460, 48262)]