7916580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:186

約数の個数: 144

約数和(自身を含む): 28164864

約数和(自身を除く): 20248284

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 103, 105, 122, 126, 140, 180, 183, 206, 210, 244, 252, 305, 309, 315, 366, 412, 420, 427, 515, 549, 610, 618, 630, 721, 732, 854, 915, 927, 1030, 1098, 1220, 1236, 1260, 1281, 1442, 1545, 1708, 1830, 1854, 2060, 2135, 2163, 2196, 2562, 2745, 2884, 3090, 3605, 3660, 3708, 3843, 4270, 4326, 4635, 5124, 5490, 6180, 6283, 6405, 6489, 7210, 7686, 8540, 8652, 9270, 10815, 10980, 12566, 12810, 12978, 14420, 15372, 18540, 18849, 19215, 21630, 25132, 25620, 25956, 31415, 32445, 37698, 38430, 43260, 43981, 56547, 62830, 64890, 75396, 76860, 87962, 94245, 113094, 125660, 129780, 131943, 175924, 188490, 219905, 226188, 263886, 282735, 376980, 395829, 439810, 527772, 565470, 659715, 791658, 879620, 1130940, 1319430, 1583316, 1979145, 2638860, 3958290, 7916580]

約数ペア:

[(1, 7916580), (2, 3958290), (3, 2638860), (4, 1979145), (5, 1583316), (6, 1319430), (7, 1130940), (9, 879620), (10, 791658), (12, 659715), (14, 565470), (15, 527772), (18, 439810), (20, 395829), (21, 376980), (28, 282735), (30, 263886), (35, 226188), (36, 219905), (42, 188490), (45, 175924), (60, 131943), (61, 129780), (63, 125660), (70, 113094), (84, 94245), (90, 87962), (103, 76860), (105, 75396), (122, 64890), (126, 62830), (140, 56547), (180, 43981), (183, 43260), (206, 38430), (210, 37698), (244, 32445), (252, 31415), (305, 25956), (309, 25620), (315, 25132), (366, 21630), (412, 19215), (420, 18849), (427, 18540), (515, 15372), (549, 14420), (610, 12978), (618, 12810), (630, 12566), (721, 10980), (732, 10815), (854, 9270), (915, 8652), (927, 8540), (1030, 7686), (1098, 7210), (1220, 6489), (1236, 6405), (1260, 6283), (1281, 6180), (1442, 5490), (1545, 5124), (1708, 4635), (1830, 4326), (1854, 4270), (2060, 3843), (2135, 3708), (2163, 3660), (2196, 3605), (2562, 3090), (2745, 2884)]