239491980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14621}}^1$

素因数の和:14656

約数の個数: 144

約数和(自身を含む): 894164544

約数和(自身を除く): 654672564

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 14621, 16380, 29242, 43863, 58484, 73105, 87726, 102347, 131589, 146210, 175452, 190073, 204694, 219315, 263178, 292420, 307041, 380146, 409388, 438630, 511735, 526356, 570219, 614082, 657945, 760292, 877260, 921123, 950365, 1023470, 1140438, 1228164, 1315890, 1330511, 1535205, 1710657, 1842246, 1900730, 2046940, 2280876, 2631780, 2661022, 2851095, 3070410, 3421314, 3684492, 3801460, 3991533, 4605615, 5322044, 5702190, 6140820, 6652555, 6842628, 7983066, 8553285, 9211230, 11404380, 11974599, 13305110, 15966132, 17106570, 18422460, 19957665, 23949198, 26610220, 34213140, 39915330, 47898396, 59872995, 79830660, 119745990, 239491980]

約数ペア:

[(1, 239491980), (2, 119745990), (3, 79830660), (4, 59872995), (5, 47898396), (6, 39915330), (7, 34213140), (9, 26610220), (10, 23949198), (12, 19957665), (13, 18422460), (14, 17106570), (15, 15966132), (18, 13305110), (20, 11974599), (21, 11404380), (26, 9211230), (28, 8553285), (30, 7983066), (35, 6842628), (36, 6652555), (39, 6140820), (42, 5702190), (45, 5322044), (52, 4605615), (60, 3991533), (63, 3801460), (65, 3684492), (70, 3421314), (78, 3070410), (84, 2851095), (90, 2661022), (91, 2631780), (105, 2280876), (117, 2046940), (126, 1900730), (130, 1842246), (140, 1710657), (156, 1535205), (180, 1330511), (182, 1315890), (195, 1228164), (210, 1140438), (234, 1023470), (252, 950365), (260, 921123), (273, 877260), (315, 760292), (364, 657945), (390, 614082), (420, 570219), (455, 526356), (468, 511735), (546, 438630), (585, 409388), (630, 380146), (780, 307041), (819, 292420), (910, 263178), (1092, 219315), (1170, 204694), (1260, 190073), (1365, 175452), (1638, 146210), (1820, 131589), (2340, 102347), (2730, 87726), (3276, 73105), (4095, 58484), (5460, 43863), (8190, 29242), (14621, 16380)]