1985328180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{9199}}^1$

素因数の和:9334

約数の個数: 144

約数和(自身を含む): 6630624000

約数和(自身を除く): 4645295820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 109, 110, 132, 165, 180, 198, 218, 220, 327, 330, 396, 436, 495, 545, 654, 660, 981, 990, 1090, 1199, 1308, 1635, 1962, 1980, 2180, 2398, 3270, 3597, 3924, 4796, 4905, 5995, 6540, 7194, 9199, 9810, 10791, 11990, 14388, 17985, 18398, 19620, 21582, 23980, 27597, 35970, 36796, 43164, 45995, 53955, 55194, 71940, 82791, 91990, 101189, 107910, 110388, 137985, 165582, 183980, 202378, 215820, 275970, 303567, 331164, 404756, 413955, 505945, 551940, 607134, 827910, 910701, 1002691, 1011890, 1214268, 1517835, 1655820, 1821402, 2005382, 2023780, 3008073, 3035670, 3642804, 4010764, 4553505, 5013455, 6016146, 6071340, 9024219, 9107010, 10026910, 11029601, 12032292, 15040365, 18048438, 18214020, 20053820, 22059202, 30080730, 33088803, 36096876, 44118404, 45121095, 55148005, 60161460, 66177606, 90242190, 99266409, 110296010, 132355212, 165444015, 180484380, 198532818, 220592020, 330888030, 397065636, 496332045, 661776060, 992664090, 1985328180]

約数ペア:

[(1, 1985328180), (2, 992664090), (3, 661776060), (4, 496332045), (5, 397065636), (6, 330888030), (9, 220592020), (10, 198532818), (11, 180484380), (12, 165444015), (15, 132355212), (18, 110296010), (20, 99266409), (22, 90242190), (30, 66177606), (33, 60161460), (36, 55148005), (44, 45121095), (45, 44118404), (55, 36096876), (60, 33088803), (66, 30080730), (90, 22059202), (99, 20053820), (109, 18214020), (110, 18048438), (132, 15040365), (165, 12032292), (180, 11029601), (198, 10026910), (218, 9107010), (220, 9024219), (327, 6071340), (330, 6016146), (396, 5013455), (436, 4553505), (495, 4010764), (545, 3642804), (654, 3035670), (660, 3008073), (981, 2023780), (990, 2005382), (1090, 1821402), (1199, 1655820), (1308, 1517835), (1635, 1214268), (1962, 1011890), (1980, 1002691), (2180, 910701), (2398, 827910), (3270, 607134), (3597, 551940), (3924, 505945), (4796, 413955), (4905, 404756), (5995, 331164), (6540, 303567), (7194, 275970), (9199, 215820), (9810, 202378), (10791, 183980), (11990, 165582), (14388, 137985), (17985, 110388), (18398, 107910), (19620, 101189), (21582, 91990), (23980, 82791), (27597, 71940), (35970, 55194), (36796, 53955), (43164, 45995)]