305141330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 128

約数和(自身を含む): 678585600

約数和(自身を除く): 373444270

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 43, 65, 85, 86, 95, 130, 169, 170, 190, 215, 221, 247, 323, 338, 430, 442, 494, 559, 646, 731, 817, 845, 1105, 1118, 1235, 1462, 1615, 1634, 1690, 2197, 2210, 2470, 2795, 2873, 3211, 3230, 3655, 4085, 4199, 4394, 5590, 5746, 6422, 7267, 7310, 8170, 8398, 9503, 10621, 10985, 13889, 14365, 14534, 16055, 19006, 20995, 21242, 21970, 27778, 28730, 32110, 36335, 37349, 41743, 41990, 47515, 53105, 54587, 69445, 72670, 74698, 83486, 94471, 95030, 106210, 109174, 123539, 138073, 138890, 180557, 186745, 188942, 208715, 247078, 272935, 276146, 361114, 373490, 417430, 472355, 545870, 617695, 690365, 709631, 902785, 944710, 1235390, 1380730, 1419262, 1606007, 1794949, 1805570, 2347241, 3212014, 3548155, 3589898, 4694482, 7096310, 8030035, 8974745, 11736205, 16060070, 17949490, 23472410, 30514133, 61028266, 152570665, 305141330]

約数ペア:

[(1, 305141330), (2, 152570665), (5, 61028266), (10, 30514133), (13, 23472410), (17, 17949490), (19, 16060070), (26, 11736205), (34, 8974745), (38, 8030035), (43, 7096310), (65, 4694482), (85, 3589898), (86, 3548155), (95, 3212014), (130, 2347241), (169, 1805570), (170, 1794949), (190, 1606007), (215, 1419262), (221, 1380730), (247, 1235390), (323, 944710), (338, 902785), (430, 709631), (442, 690365), (494, 617695), (559, 545870), (646, 472355), (731, 417430), (817, 373490), (845, 361114), (1105, 276146), (1118, 272935), (1235, 247078), (1462, 208715), (1615, 188942), (1634, 186745), (1690, 180557), (2197, 138890), (2210, 138073), (2470, 123539), (2795, 109174), (2873, 106210), (3211, 95030), (3230, 94471), (3655, 83486), (4085, 74698), (4199, 72670), (4394, 69445), (5590, 54587), (5746, 53105), (6422, 47515), (7267, 41990), (7310, 41743), (8170, 37349), (8398, 36335), (9503, 32110), (10621, 28730), (10985, 27778), (13889, 21970), (14365, 21242), (14534, 20995), (16055, 19006)]