28272060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6829}}^1$

素因数の和:6867

約数の個数: 72

約数和(自身を含む): 89500320

約数和(自身を除く): 61228260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 6829, 13658, 20487, 27316, 34145, 40974, 61461, 68290, 81948, 102435, 122922, 136580, 157067, 204870, 245844, 307305, 314134, 409740, 471201, 614610, 628268, 785335, 942402, 1229220, 1413603, 1570670, 1884804, 2356005, 2827206, 3141340, 4712010, 5654412, 7068015, 9424020, 14136030, 28272060]

約数ペア:

[(1, 28272060), (2, 14136030), (3, 9424020), (4, 7068015), (5, 5654412), (6, 4712010), (9, 3141340), (10, 2827206), (12, 2356005), (15, 1884804), (18, 1570670), (20, 1413603), (23, 1229220), (30, 942402), (36, 785335), (45, 628268), (46, 614610), (60, 471201), (69, 409740), (90, 314134), (92, 307305), (115, 245844), (138, 204870), (180, 157067), (207, 136580), (230, 122922), (276, 102435), (345, 81948), (414, 68290), (460, 61461), (690, 40974), (828, 34145), (1035, 27316), (1380, 20487), (2070, 13658), (4140, 6829)]