380156720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 160

約数和(自身を含む): 987365376

約数和(自身を除く): 607208656

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 71, 80, 85, 124, 127, 136, 142, 155, 170, 248, 254, 272, 284, 310, 340, 355, 496, 508, 527, 568, 620, 635, 680, 710, 1016, 1054, 1136, 1207, 1240, 1270, 1360, 1420, 2032, 2108, 2159, 2201, 2414, 2480, 2540, 2635, 2840, 3937, 4216, 4318, 4402, 4828, 5080, 5270, 5680, 6035, 7874, 8432, 8636, 8804, 9017, 9656, 10160, 10540, 10795, 11005, 12070, 15748, 17272, 17608, 18034, 19312, 19685, 21080, 21590, 22010, 24140, 31496, 34544, 35216, 36068, 37417, 39370, 42160, 43180, 44020, 45085, 48280, 62992, 66929, 72136, 74834, 78740, 86360, 88040, 90170, 96560, 133858, 144272, 149668, 153289, 157480, 172720, 176080, 180340, 187085, 267716, 279527, 299336, 306578, 314960, 334645, 360680, 374170, 535432, 559054, 598672, 613156, 669290, 721360, 748340, 766445, 1070864, 1118108, 1226312, 1338580, 1397635, 1496680, 1532890, 2236216, 2452624, 2677160, 2795270, 2993360, 3065780, 4472432, 4751959, 5354320, 5590540, 6131560, 9503918, 11181080, 12263120, 19007836, 22362160, 23759795, 38015672, 47519590, 76031344, 95039180, 190078360, 380156720]

約数ペア:

[(1, 380156720), (2, 190078360), (4, 95039180), (5, 76031344), (8, 47519590), (10, 38015672), (16, 23759795), (17, 22362160), (20, 19007836), (31, 12263120), (34, 11181080), (40, 9503918), (62, 6131560), (68, 5590540), (71, 5354320), (80, 4751959), (85, 4472432), (124, 3065780), (127, 2993360), (136, 2795270), (142, 2677160), (155, 2452624), (170, 2236216), (248, 1532890), (254, 1496680), (272, 1397635), (284, 1338580), (310, 1226312), (340, 1118108), (355, 1070864), (496, 766445), (508, 748340), (527, 721360), (568, 669290), (620, 613156), (635, 598672), (680, 559054), (710, 535432), (1016, 374170), (1054, 360680), (1136, 334645), (1207, 314960), (1240, 306578), (1270, 299336), (1360, 279527), (1420, 267716), (2032, 187085), (2108, 180340), (2159, 176080), (2201, 172720), (2414, 157480), (2480, 153289), (2540, 149668), (2635, 144272), (2840, 133858), (3937, 96560), (4216, 90170), (4318, 88040), (4402, 86360), (4828, 78740), (5080, 74834), (5270, 72136), (5680, 66929), (6035, 62992), (7874, 48280), (8432, 45085), (8636, 44020), (8804, 43180), (9017, 42160), (9656, 39370), (10160, 37417), (10540, 36068), (10795, 35216), (11005, 34544), (12070, 31496), (15748, 24140), (17272, 22010), (17608, 21590), (18034, 21080), (19312, 19685)]