61390120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{83}}^1$

素因数の和:187

約数の個数: 96

約数和(自身を含む): 156310560

約数和(自身を除く): 94920440

約数列:

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

約数ペア:

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