407459220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{1433}}^1$

素因数の和:2129

約数の個数: 96

約数和(自身を含む): 1306706688

約数和(自身を除く): 899247468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 677, 1354, 1433, 2031, 2708, 2866, 3385, 4062, 4299, 4739, 5732, 6770, 7165, 8124, 8598, 9478, 10031, 10155, 13540, 14217, 14330, 17196, 18956, 20062, 20310, 21495, 23695, 28434, 28660, 30093, 40124, 40620, 42990, 47390, 50155, 56868, 60186, 71085, 85980, 94780, 100310, 120372, 142170, 150465, 200620, 284340, 300930, 601860, 970141, 1940282, 2910423, 3880564, 4850705, 5820846, 6790987, 9701410, 11641692, 13581974, 14552115, 19402820, 20372961, 27163948, 29104230, 33954935, 40745922, 58208460, 67909870, 81491844, 101864805, 135819740, 203729610, 407459220]

約数ペア:

[(1, 407459220), (2, 203729610), (3, 135819740), (4, 101864805), (5, 81491844), (6, 67909870), (7, 58208460), (10, 40745922), (12, 33954935), (14, 29104230), (15, 27163948), (20, 20372961), (21, 19402820), (28, 14552115), (30, 13581974), (35, 11641692), (42, 9701410), (60, 6790987), (70, 5820846), (84, 4850705), (105, 3880564), (140, 2910423), (210, 1940282), (420, 970141), (677, 601860), (1354, 300930), (1433, 284340), (2031, 200620), (2708, 150465), (2866, 142170), (3385, 120372), (4062, 100310), (4299, 94780), (4739, 85980), (5732, 71085), (6770, 60186), (7165, 56868), (8124, 50155), (8598, 47390), (9478, 42990), (10031, 40620), (10155, 40124), (13540, 30093), (14217, 28660), (14330, 28434), (17196, 23695), (18956, 21495), (20062, 20310)]