28932390

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1553}}^1$

素因数の和:1595

約数の個数: 80

約数和(自身を含む): 81230688

約数和(自身を除く): 52298298

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 81, 90, 115, 135, 138, 162, 207, 230, 270, 345, 405, 414, 621, 690, 810, 1035, 1242, 1553, 1863, 2070, 3105, 3106, 3726, 4659, 6210, 7765, 9315, 9318, 13977, 15530, 18630, 23295, 27954, 35719, 41931, 46590, 69885, 71438, 83862, 107157, 125793, 139770, 178595, 209655, 214314, 251586, 321471, 357190, 419310, 535785, 628965, 642942, 964413, 1071570, 1257930, 1607355, 1928826, 2893239, 3214710, 4822065, 5786478, 9644130, 14466195, 28932390]

約数ペア:

[(1, 28932390), (2, 14466195), (3, 9644130), (5, 5786478), (6, 4822065), (9, 3214710), (10, 2893239), (15, 1928826), (18, 1607355), (23, 1257930), (27, 1071570), (30, 964413), (45, 642942), (46, 628965), (54, 535785), (69, 419310), (81, 357190), (90, 321471), (115, 251586), (135, 214314), (138, 209655), (162, 178595), (207, 139770), (230, 125793), (270, 107157), (345, 83862), (405, 71438), (414, 69885), (621, 46590), (690, 41931), (810, 35719), (1035, 27954), (1242, 23295), (1553, 18630), (1863, 15530), (2070, 13977), (3105, 9318), (3106, 9315), (3726, 7765), (4659, 6210)]