87574960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 120

約数和(自身を含む): 228579120

約数和(自身を除く): 141004160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 83, 88, 109, 110, 121, 166, 176, 218, 220, 242, 332, 415, 436, 440, 484, 545, 605, 664, 830, 872, 880, 913, 968, 1090, 1199, 1210, 1328, 1660, 1744, 1826, 1936, 2180, 2398, 2420, 3320, 3652, 4360, 4565, 4796, 4840, 5995, 6640, 7304, 8720, 9047, 9130, 9592, 9680, 10043, 11990, 13189, 14608, 18094, 18260, 19184, 20086, 23980, 26378, 36188, 36520, 40172, 45235, 47960, 50215, 52756, 65945, 72376, 73040, 80344, 90470, 95920, 99517, 100430, 105512, 131890, 144752, 160688, 180940, 199034, 200860, 211024, 263780, 361880, 398068, 401720, 497585, 527560, 723760, 796136, 803440, 995170, 1055120, 1094687, 1592272, 1990340, 2189374, 3980680, 4378748, 5473435, 7961360, 8757496, 10946870, 17514992, 21893740, 43787480, 87574960]

約数ペア:

[(1, 87574960), (2, 43787480), (4, 21893740), (5, 17514992), (8, 10946870), (10, 8757496), (11, 7961360), (16, 5473435), (20, 4378748), (22, 3980680), (40, 2189374), (44, 1990340), (55, 1592272), (80, 1094687), (83, 1055120), (88, 995170), (109, 803440), (110, 796136), (121, 723760), (166, 527560), (176, 497585), (218, 401720), (220, 398068), (242, 361880), (332, 263780), (415, 211024), (436, 200860), (440, 199034), (484, 180940), (545, 160688), (605, 144752), (664, 131890), (830, 105512), (872, 100430), (880, 99517), (913, 95920), (968, 90470), (1090, 80344), (1199, 73040), (1210, 72376), (1328, 65945), (1660, 52756), (1744, 50215), (1826, 47960), (1936, 45235), (2180, 40172), (2398, 36520), (2420, 36188), (3320, 26378), (3652, 23980), (4360, 20086), (4565, 19184), (4796, 18260), (4840, 18094), (5995, 14608), (6640, 13189), (7304, 11990), (8720, 10043), (9047, 9680), (9130, 9592)]