490808220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{2789}}^1$

素因数の和:3227

約数の個数: 96

約数和(自身を含む): 1574899200

約数和(自身を除く): 1084090980

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, 419, 420, 838, 1257, 1676, 2095, 2514, 2789, 2933, 4190, 5028, 5578, 5866, 6285, 8367, 8380, 8799, 11156, 11732, 12570, 13945, 14665, 16734, 17598, 19523, 25140, 27890, 29330, 33468, 35196, 39046, 41835, 43995, 55780, 58569, 58660, 78092, 83670, 87990, 97615, 117138, 167340, 175980, 195230, 234276, 292845, 390460, 585690, 1168591, 1171380, 2337182, 3505773, 4674364, 5842955, 7011546, 8180137, 11685910, 14023092, 16360274, 17528865, 23371820, 24540411, 32720548, 35057730, 40900685, 49080822, 70115460, 81801370, 98161644, 122702055, 163602740, 245404110, 490808220]

約数ペア:

[(1, 490808220), (2, 245404110), (3, 163602740), (4, 122702055), (5, 98161644), (6, 81801370), (7, 70115460), (10, 49080822), (12, 40900685), (14, 35057730), (15, 32720548), (20, 24540411), (21, 23371820), (28, 17528865), (30, 16360274), (35, 14023092), (42, 11685910), (60, 8180137), (70, 7011546), (84, 5842955), (105, 4674364), (140, 3505773), (210, 2337182), (419, 1171380), (420, 1168591), (838, 585690), (1257, 390460), (1676, 292845), (2095, 234276), (2514, 195230), (2789, 175980), (2933, 167340), (4190, 117138), (5028, 97615), (5578, 87990), (5866, 83670), (6285, 78092), (8367, 58660), (8380, 58569), (8799, 55780), (11156, 43995), (11732, 41835), (12570, 39046), (13945, 35196), (14665, 33468), (16734, 29330), (17598, 27890), (19523, 25140)]