18787320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2269}}^1$

素因数の和:2309

約数の個数: 96

約数和(自身を含む): 63741600

約数和(自身を除く): 44954280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2269, 2760, 4140, 4538, 6807, 8280, 9076, 11345, 13614, 18152, 20421, 22690, 27228, 34035, 40842, 45380, 52187, 54456, 68070, 81684, 90760, 102105, 104374, 136140, 156561, 163368, 204210, 208748, 260935, 272280, 313122, 408420, 417496, 469683, 521870, 626244, 782805, 816840, 939366, 1043740, 1252488, 1565610, 1878732, 2087480, 2348415, 3131220, 3757464, 4696830, 6262440, 9393660, 18787320]

約数ペア:

[(1, 18787320), (2, 9393660), (3, 6262440), (4, 4696830), (5, 3757464), (6, 3131220), (8, 2348415), (9, 2087480), (10, 1878732), (12, 1565610), (15, 1252488), (18, 1043740), (20, 939366), (23, 816840), (24, 782805), (30, 626244), (36, 521870), (40, 469683), (45, 417496), (46, 408420), (60, 313122), (69, 272280), (72, 260935), (90, 208748), (92, 204210), (115, 163368), (120, 156561), (138, 136140), (180, 104374), (184, 102105), (207, 90760), (230, 81684), (276, 68070), (345, 54456), (360, 52187), (414, 45380), (460, 40842), (552, 34035), (690, 27228), (828, 22690), (920, 20421), (1035, 18152), (1380, 13614), (1656, 11345), (2070, 9076), (2269, 8280), (2760, 6807), (4140, 4538)]