320245320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{877}}^1$

素因数の和:1087

約数の個数: 128

約数和(自身を含む): 1024099200

約数和(自身を除く): 703853880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 179, 204, 255, 340, 358, 408, 510, 537, 680, 716, 877, 895, 1020, 1074, 1432, 1754, 1790, 2040, 2148, 2631, 2685, 3043, 3508, 3580, 4296, 4385, 5262, 5370, 6086, 7016, 7160, 8770, 9129, 10524, 10740, 12172, 13155, 14909, 15215, 17540, 18258, 21048, 21480, 24344, 26310, 29818, 30430, 35080, 36516, 44727, 45645, 52620, 59636, 60860, 73032, 74545, 89454, 91290, 105240, 119272, 121720, 149090, 156983, 178908, 182580, 223635, 298180, 313966, 357816, 365160, 447270, 470949, 596360, 627932, 784915, 894540, 941898, 1255864, 1569830, 1789080, 1883796, 2354745, 2668711, 3139660, 3767592, 4709490, 5337422, 6279320, 8006133, 9418980, 10674844, 13343555, 16012266, 18837960, 21349688, 26687110, 32024532, 40030665, 53374220, 64049064, 80061330, 106748440, 160122660, 320245320]

約数ペア:

[(1, 320245320), (2, 160122660), (3, 106748440), (4, 80061330), (5, 64049064), (6, 53374220), (8, 40030665), (10, 32024532), (12, 26687110), (15, 21349688), (17, 18837960), (20, 16012266), (24, 13343555), (30, 10674844), (34, 9418980), (40, 8006133), (51, 6279320), (60, 5337422), (68, 4709490), (85, 3767592), (102, 3139660), (120, 2668711), (136, 2354745), (170, 1883796), (179, 1789080), (204, 1569830), (255, 1255864), (340, 941898), (358, 894540), (408, 784915), (510, 627932), (537, 596360), (680, 470949), (716, 447270), (877, 365160), (895, 357816), (1020, 313966), (1074, 298180), (1432, 223635), (1754, 182580), (1790, 178908), (2040, 156983), (2148, 149090), (2631, 121720), (2685, 119272), (3043, 105240), (3508, 91290), (3580, 89454), (4296, 74545), (4385, 73032), (5262, 60860), (5370, 59636), (6086, 52620), (7016, 45645), (7160, 44727), (8770, 36516), (9129, 35080), (10524, 30430), (10740, 29818), (12172, 26310), (13155, 24344), (14909, 21480), (15215, 21048), (17540, 18258)]