289534160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{797}}^1$

素因数の和:1068

約数の個数: 80

約数和(自身を含む): 712454400

約数和(自身を除く): 422920240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 239, 304, 380, 478, 760, 797, 956, 1195, 1520, 1594, 1912, 2390, 3188, 3824, 3985, 4541, 4780, 6376, 7970, 9082, 9560, 12752, 15143, 15940, 18164, 19120, 22705, 30286, 31880, 36328, 45410, 60572, 63760, 72656, 75715, 90820, 121144, 151430, 181640, 190483, 242288, 302860, 363280, 380966, 605720, 761932, 952415, 1211440, 1523864, 1904830, 3047728, 3619177, 3809660, 7238354, 7619320, 14476708, 15238640, 18095885, 28953416, 36191770, 57906832, 72383540, 144767080, 289534160]

約数ペア:

[(1, 289534160), (2, 144767080), (4, 72383540), (5, 57906832), (8, 36191770), (10, 28953416), (16, 18095885), (19, 15238640), (20, 14476708), (38, 7619320), (40, 7238354), (76, 3809660), (80, 3619177), (95, 3047728), (152, 1904830), (190, 1523864), (239, 1211440), (304, 952415), (380, 761932), (478, 605720), (760, 380966), (797, 363280), (956, 302860), (1195, 242288), (1520, 190483), (1594, 181640), (1912, 151430), (2390, 121144), (3188, 90820), (3824, 75715), (3985, 72656), (4541, 63760), (4780, 60572), (6376, 45410), (7970, 36328), (9082, 31880), (9560, 30286), (12752, 22705), (15143, 19120), (15940, 18164)]