80264940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1187}}^1$

素因数の和:1236

約数の個数: 144

約数和(自身を含む): 273030912

約数和(自身を除く): 192765972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 245, 276, 294, 322, 345, 420, 460, 483, 490, 588, 644, 690, 735, 805, 966, 980, 1127, 1187, 1380, 1470, 1610, 1932, 2254, 2374, 2415, 2940, 3220, 3381, 3561, 4508, 4748, 4830, 5635, 5935, 6762, 7122, 8309, 9660, 11270, 11870, 13524, 14244, 16618, 16905, 17805, 22540, 23740, 24927, 27301, 33236, 33810, 35610, 41545, 49854, 54602, 58163, 67620, 71220, 81903, 83090, 99708, 109204, 116326, 124635, 136505, 163806, 166180, 174489, 191107, 232652, 249270, 273010, 290815, 327612, 348978, 382214, 409515, 498540, 546020, 573321, 581630, 697956, 764428, 819030, 872445, 955535, 1146642, 1163260, 1337749, 1638060, 1744890, 1911070, 2293284, 2675498, 2866605, 3489780, 3822140, 4013247, 5350996, 5733210, 6688745, 8026494, 11466420, 13377490, 16052988, 20066235, 26754980, 40132470, 80264940]

約数ペア:

[(1, 80264940), (2, 40132470), (3, 26754980), (4, 20066235), (5, 16052988), (6, 13377490), (7, 11466420), (10, 8026494), (12, 6688745), (14, 5733210), (15, 5350996), (20, 4013247), (21, 3822140), (23, 3489780), (28, 2866605), (30, 2675498), (35, 2293284), (42, 1911070), (46, 1744890), (49, 1638060), (60, 1337749), (69, 1163260), (70, 1146642), (84, 955535), (92, 872445), (98, 819030), (105, 764428), (115, 697956), (138, 581630), (140, 573321), (147, 546020), (161, 498540), (196, 409515), (210, 382214), (230, 348978), (245, 327612), (276, 290815), (294, 273010), (322, 249270), (345, 232652), (420, 191107), (460, 174489), (483, 166180), (490, 163806), (588, 136505), (644, 124635), (690, 116326), (735, 109204), (805, 99708), (966, 83090), (980, 81903), (1127, 71220), (1187, 67620), (1380, 58163), (1470, 54602), (1610, 49854), (1932, 41545), (2254, 35610), (2374, 33810), (2415, 33236), (2940, 27301), (3220, 24927), (3381, 23740), (3561, 22540), (4508, 17805), (4748, 16905), (4830, 16618), (5635, 14244), (5935, 13524), (6762, 11870), (7122, 11270), (8309, 9660)]