27421980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:707

約数の個数: 96

約数和(自身を含む): 82833408

約数和(自身を除く): 55411428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 46, 60, 62, 69, 92, 93, 115, 124, 138, 155, 186, 230, 276, 310, 345, 372, 460, 465, 620, 641, 690, 713, 930, 1282, 1380, 1426, 1860, 1923, 2139, 2564, 2852, 3205, 3565, 3846, 4278, 6410, 7130, 7692, 8556, 9615, 10695, 12820, 14260, 14743, 19230, 19871, 21390, 29486, 38460, 39742, 42780, 44229, 58972, 59613, 73715, 79484, 88458, 99355, 119226, 147430, 176916, 198710, 221145, 238452, 294860, 298065, 397420, 442290, 457033, 596130, 884580, 914066, 1192260, 1371099, 1828132, 2285165, 2742198, 4570330, 5484396, 6855495, 9140660, 13710990, 27421980]

約数ペア:

[(1, 27421980), (2, 13710990), (3, 9140660), (4, 6855495), (5, 5484396), (6, 4570330), (10, 2742198), (12, 2285165), (15, 1828132), (20, 1371099), (23, 1192260), (30, 914066), (31, 884580), (46, 596130), (60, 457033), (62, 442290), (69, 397420), (92, 298065), (93, 294860), (115, 238452), (124, 221145), (138, 198710), (155, 176916), (186, 147430), (230, 119226), (276, 99355), (310, 88458), (345, 79484), (372, 73715), (460, 59613), (465, 58972), (620, 44229), (641, 42780), (690, 39742), (713, 38460), (930, 29486), (1282, 21390), (1380, 19871), (1426, 19230), (1860, 14743), (1923, 14260), (2139, 12820), (2564, 10695), (2852, 9615), (3205, 8556), (3565, 7692), (3846, 7130), (4278, 6410)]