12816320

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{331}}^1$

素因数の和:370

約数の個数: 84

約数和(自身を含む): 33646872

約数和(自身を除く): 20830552

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 331, 352, 440, 484, 605, 662, 704, 880, 968, 1210, 1324, 1655, 1760, 1936, 2420, 2648, 3310, 3520, 3641, 3872, 4840, 5296, 6620, 7282, 7744, 9680, 10592, 13240, 14564, 18205, 19360, 21184, 26480, 29128, 36410, 38720, 40051, 52960, 58256, 72820, 80102, 105920, 116512, 145640, 160204, 200255, 233024, 291280, 320408, 400510, 582560, 640816, 801020, 1165120, 1281632, 1602040, 2563264, 3204080, 6408160, 12816320]

約数ペア:

[(1, 12816320), (2, 6408160), (4, 3204080), (5, 2563264), (8, 1602040), (10, 1281632), (11, 1165120), (16, 801020), (20, 640816), (22, 582560), (32, 400510), (40, 320408), (44, 291280), (55, 233024), (64, 200255), (80, 160204), (88, 145640), (110, 116512), (121, 105920), (160, 80102), (176, 72820), (220, 58256), (242, 52960), (320, 40051), (331, 38720), (352, 36410), (440, 29128), (484, 26480), (605, 21184), (662, 19360), (704, 18205), (880, 14564), (968, 13240), (1210, 10592), (1324, 9680), (1655, 7744), (1760, 7282), (1936, 6620), (2420, 5296), (2648, 4840), (3310, 3872), (3520, 3641)]