262610920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1481}}^1$

素因数の和:1547

約数の個数: 128

約数和(自身を含む): 717050880

約数和(自身を除く): 454439960

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 88, 104, 110, 124, 130, 143, 155, 220, 248, 260, 286, 310, 341, 403, 440, 520, 572, 620, 682, 715, 806, 1144, 1240, 1364, 1430, 1481, 1612, 1705, 2015, 2728, 2860, 2962, 3224, 3410, 4030, 4433, 5720, 5924, 6820, 7405, 8060, 8866, 11848, 13640, 14810, 16120, 16291, 17732, 19253, 22165, 29620, 32582, 35464, 38506, 44330, 45911, 59240, 65164, 77012, 81455, 88660, 91822, 96265, 130328, 154024, 162910, 177320, 183644, 192530, 211783, 229555, 325820, 367288, 385060, 423566, 459110, 505021, 596843, 651640, 770120, 847132, 918220, 1010042, 1058915, 1193686, 1694264, 1836440, 2020084, 2117830, 2387372, 2525105, 2984215, 4040168, 4235660, 4774744, 5050210, 5968430, 6565273, 8471320, 10100420, 11936860, 13130546, 20200840, 23873720, 26261092, 32826365, 52522184, 65652730, 131305460, 262610920]

約数ペア:

[(1, 262610920), (2, 131305460), (4, 65652730), (5, 52522184), (8, 32826365), (10, 26261092), (11, 23873720), (13, 20200840), (20, 13130546), (22, 11936860), (26, 10100420), (31, 8471320), (40, 6565273), (44, 5968430), (52, 5050210), (55, 4774744), (62, 4235660), (65, 4040168), (88, 2984215), (104, 2525105), (110, 2387372), (124, 2117830), (130, 2020084), (143, 1836440), (155, 1694264), (220, 1193686), (248, 1058915), (260, 1010042), (286, 918220), (310, 847132), (341, 770120), (403, 651640), (440, 596843), (520, 505021), (572, 459110), (620, 423566), (682, 385060), (715, 367288), (806, 325820), (1144, 229555), (1240, 211783), (1364, 192530), (1430, 183644), (1481, 177320), (1612, 162910), (1705, 154024), (2015, 130328), (2728, 96265), (2860, 91822), (2962, 88660), (3224, 81455), (3410, 77012), (4030, 65164), (4433, 59240), (5720, 45911), (5924, 44330), (6820, 38506), (7405, 35464), (8060, 32582), (8866, 29620), (11848, 22165), (13640, 19253), (14810, 17732), (16120, 16291)]