122780240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{83}}^1$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 323041824

約数和(自身を除く): 200261584

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 83, 88, 110, 164, 166, 176, 205, 220, 328, 332, 410, 415, 440, 451, 656, 664, 820, 830, 880, 902, 913, 1328, 1640, 1660, 1681, 1804, 1826, 2255, 3280, 3320, 3362, 3403, 3608, 3652, 4510, 4565, 6640, 6724, 6806, 7216, 7304, 8405, 9020, 9130, 13448, 13612, 14608, 16810, 17015, 18040, 18260, 18491, 26896, 27224, 33620, 34030, 36080, 36520, 36982, 37433, 54448, 67240, 68060, 73040, 73964, 74866, 92455, 134480, 136120, 139523, 147928, 149732, 184910, 187165, 272240, 279046, 295856, 299464, 369820, 374330, 558092, 598928, 697615, 739640, 748660, 1116184, 1395230, 1479280, 1497320, 1534753, 2232368, 2790460, 2994640, 3069506, 5580920, 6139012, 7673765, 11161840, 12278024, 15347530, 24556048, 30695060, 61390120, 122780240]

約数ペア:

[(1, 122780240), (2, 61390120), (4, 30695060), (5, 24556048), (8, 15347530), (10, 12278024), (11, 11161840), (16, 7673765), (20, 6139012), (22, 5580920), (40, 3069506), (41, 2994640), (44, 2790460), (55, 2232368), (80, 1534753), (82, 1497320), (83, 1479280), (88, 1395230), (110, 1116184), (164, 748660), (166, 739640), (176, 697615), (205, 598928), (220, 558092), (328, 374330), (332, 369820), (410, 299464), (415, 295856), (440, 279046), (451, 272240), (656, 187165), (664, 184910), (820, 149732), (830, 147928), (880, 139523), (902, 136120), (913, 134480), (1328, 92455), (1640, 74866), (1660, 73964), (1681, 73040), (1804, 68060), (1826, 67240), (2255, 54448), (3280, 37433), (3320, 36982), (3362, 36520), (3403, 36080), (3608, 34030), (3652, 33620), (4510, 27224), (4565, 26896), (6640, 18491), (6724, 18260), (6806, 18040), (7216, 17015), (7304, 16810), (8405, 14608), (9020, 13612), (9130, 13448)]