28515960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:426

約数の個数: 192

約数和(自身を含む): 106704000

約数和(自身を除く): 78188040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 30, 33, 36, 38, 40, 44, 45, 55, 57, 60, 66, 72, 76, 88, 90, 95, 99, 110, 114, 120, 132, 152, 165, 171, 180, 190, 198, 209, 220, 228, 264, 285, 330, 342, 360, 379, 380, 396, 418, 440, 456, 495, 570, 627, 660, 684, 758, 760, 792, 836, 855, 990, 1045, 1137, 1140, 1254, 1320, 1368, 1516, 1672, 1710, 1881, 1895, 1980, 2090, 2274, 2280, 2508, 3032, 3135, 3411, 3420, 3762, 3790, 3960, 4169, 4180, 4548, 5016, 5685, 6270, 6822, 6840, 7201, 7524, 7580, 8338, 8360, 9096, 9405, 11370, 12507, 12540, 13644, 14402, 15048, 15160, 16676, 17055, 18810, 20845, 21603, 22740, 25014, 25080, 27288, 28804, 33352, 34110, 36005, 37521, 37620, 41690, 43206, 45480, 50028, 57608, 62535, 64809, 68220, 72010, 75042, 75240, 79211, 83380, 86412, 100056, 108015, 125070, 129618, 136440, 144020, 150084, 158422, 166760, 172824, 187605, 216030, 237633, 250140, 259236, 288040, 300168, 316844, 324045, 375210, 396055, 432060, 475266, 500280, 518472, 633688, 648090, 712899, 750420, 792110, 864120, 950532, 1188165, 1296180, 1425798, 1500840, 1584220, 1901064, 2376330, 2592360, 2851596, 3168440, 3564495, 4752660, 5703192, 7128990, 9505320, 14257980, 28515960]

約数ペア:

[(1, 28515960), (2, 14257980), (3, 9505320), (4, 7128990), (5, 5703192), (6, 4752660), (8, 3564495), (9, 3168440), (10, 2851596), (11, 2592360), (12, 2376330), (15, 1901064), (18, 1584220), (19, 1500840), (20, 1425798), (22, 1296180), (24, 1188165), (30, 950532), (33, 864120), (36, 792110), (38, 750420), (40, 712899), (44, 648090), (45, 633688), (55, 518472), (57, 500280), (60, 475266), (66, 432060), (72, 396055), (76, 375210), (88, 324045), (90, 316844), (95, 300168), (99, 288040), (110, 259236), (114, 250140), (120, 237633), (132, 216030), (152, 187605), (165, 172824), (171, 166760), (180, 158422), (190, 150084), (198, 144020), (209, 136440), (220, 129618), (228, 125070), (264, 108015), (285, 100056), (330, 86412), (342, 83380), (360, 79211), (379, 75240), (380, 75042), (396, 72010), (418, 68220), (440, 64809), (456, 62535), (495, 57608), (570, 50028), (627, 45480), (660, 43206), (684, 41690), (758, 37620), (760, 37521), (792, 36005), (836, 34110), (855, 33352), (990, 28804), (1045, 27288), (1137, 25080), (1140, 25014), (1254, 22740), (1320, 21603), (1368, 20845), (1516, 18810), (1672, 17055), (1710, 16676), (1881, 15160), (1895, 15048), (1980, 14402), (2090, 13644), (2274, 12540), (2280, 12507), (2508, 11370), (3032, 9405), (3135, 9096), (3411, 8360), (3420, 8338), (3762, 7580), (3790, 7524), (3960, 7201), (4169, 6840), (4180, 6822), (4548, 6270), (5016, 5685)]