72362220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 238710528

約数和(自身を除く): 166348308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 151, 163, 196, 210, 245, 294, 302, 326, 420, 453, 489, 490, 588, 604, 652, 735, 755, 815, 906, 978, 980, 1057, 1141, 1470, 1510, 1630, 1812, 1956, 2114, 2265, 2282, 2445, 2940, 3020, 3171, 3260, 3423, 4228, 4530, 4564, 4890, 5285, 5705, 6342, 6846, 7399, 7987, 9060, 9780, 10570, 11410, 12684, 13692, 14798, 15855, 15974, 17115, 21140, 22197, 22820, 23961, 24613, 29596, 31710, 31948, 34230, 36995, 39935, 44394, 47922, 49226, 63420, 68460, 73839, 73990, 79870, 88788, 95844, 98452, 110985, 119805, 123065, 147678, 147980, 159740, 172291, 221970, 239610, 246130, 295356, 344582, 369195, 443940, 479220, 492260, 516873, 689164, 738390, 861455, 1033746, 1206037, 1476780, 1722910, 2067492, 2412074, 2584365, 3445820, 3618111, 4824148, 5168730, 6030185, 7236222, 10337460, 12060370, 14472444, 18090555, 24120740, 36181110, 72362220]

約数ペア:

[(1, 72362220), (2, 36181110), (3, 24120740), (4, 18090555), (5, 14472444), (6, 12060370), (7, 10337460), (10, 7236222), (12, 6030185), (14, 5168730), (15, 4824148), (20, 3618111), (21, 3445820), (28, 2584365), (30, 2412074), (35, 2067492), (42, 1722910), (49, 1476780), (60, 1206037), (70, 1033746), (84, 861455), (98, 738390), (105, 689164), (140, 516873), (147, 492260), (151, 479220), (163, 443940), (196, 369195), (210, 344582), (245, 295356), (294, 246130), (302, 239610), (326, 221970), (420, 172291), (453, 159740), (489, 147980), (490, 147678), (588, 123065), (604, 119805), (652, 110985), (735, 98452), (755, 95844), (815, 88788), (906, 79870), (978, 73990), (980, 73839), (1057, 68460), (1141, 63420), (1470, 49226), (1510, 47922), (1630, 44394), (1812, 39935), (1956, 36995), (2114, 34230), (2265, 31948), (2282, 31710), (2445, 29596), (2940, 24613), (3020, 23961), (3171, 22820), (3260, 22197), (3423, 21140), (4228, 17115), (4530, 15974), (4564, 15855), (4890, 14798), (5285, 13692), (5705, 12684), (6342, 11410), (6846, 10570), (7399, 9780), (7987, 9060)]