161657160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{863}}^1$

素因数の和:1107

約数の個数: 128

約数和(自身を含む): 557383680

約数和(自身を除く): 395726520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 223, 280, 420, 446, 669, 840, 863, 892, 1115, 1338, 1561, 1726, 1784, 2230, 2589, 2676, 3122, 3345, 3452, 4315, 4460, 4683, 5178, 5352, 6041, 6244, 6690, 6904, 7805, 8630, 8920, 9366, 10356, 12082, 12488, 12945, 13380, 15610, 17260, 18123, 18732, 20712, 23415, 24164, 25890, 26760, 30205, 31220, 34520, 36246, 37464, 46830, 48328, 51780, 60410, 62440, 72492, 90615, 93660, 103560, 120820, 144984, 181230, 187320, 192449, 241640, 362460, 384898, 577347, 724920, 769796, 962245, 1154694, 1347143, 1539592, 1924490, 2309388, 2694286, 2886735, 3848980, 4041429, 4618776, 5388572, 5773470, 6735715, 7697960, 8082858, 10777144, 11546940, 13471430, 16165716, 20207145, 23093880, 26942860, 32331432, 40414290, 53885720, 80828580, 161657160]

約数ペア:

[(1, 161657160), (2, 80828580), (3, 53885720), (4, 40414290), (5, 32331432), (6, 26942860), (7, 23093880), (8, 20207145), (10, 16165716), (12, 13471430), (14, 11546940), (15, 10777144), (20, 8082858), (21, 7697960), (24, 6735715), (28, 5773470), (30, 5388572), (35, 4618776), (40, 4041429), (42, 3848980), (56, 2886735), (60, 2694286), (70, 2309388), (84, 1924490), (105, 1539592), (120, 1347143), (140, 1154694), (168, 962245), (210, 769796), (223, 724920), (280, 577347), (420, 384898), (446, 362460), (669, 241640), (840, 192449), (863, 187320), (892, 181230), (1115, 144984), (1338, 120820), (1561, 103560), (1726, 93660), (1784, 90615), (2230, 72492), (2589, 62440), (2676, 60410), (3122, 51780), (3345, 48328), (3452, 46830), (4315, 37464), (4460, 36246), (4683, 34520), (5178, 31220), (5352, 30205), (6041, 26760), (6244, 25890), (6690, 24164), (6904, 23415), (7805, 20712), (8630, 18732), (8920, 18123), (9366, 17260), (10356, 15610), (12082, 13380), (12488, 12945)]