245323600

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:917

約数の個数: 120

約数和(自身を含む): 639334080

約数和(自身を除く): 394010480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 43, 50, 68, 80, 85, 86, 100, 136, 170, 172, 200, 215, 272, 340, 344, 400, 425, 430, 680, 688, 731, 839, 850, 860, 1075, 1360, 1462, 1678, 1700, 1720, 2150, 2924, 3356, 3400, 3440, 3655, 4195, 4300, 5848, 6712, 6800, 7310, 8390, 8600, 11696, 13424, 14263, 14620, 16780, 17200, 18275, 20975, 28526, 29240, 33560, 36077, 36550, 41950, 57052, 58480, 67120, 71315, 72154, 73100, 83900, 114104, 142630, 144308, 146200, 167800, 180385, 228208, 285260, 288616, 292400, 335600, 356575, 360770, 570520, 577232, 613309, 713150, 721540, 901925, 1141040, 1226618, 1426300, 1443080, 1803850, 2453236, 2852600, 2886160, 3066545, 3607700, 4906472, 5705200, 6133090, 7215400, 9812944, 12266180, 14430800, 15332725, 24532360, 30665450, 49064720, 61330900, 122661800, 245323600]

約数ペア:

[(1, 245323600), (2, 122661800), (4, 61330900), (5, 49064720), (8, 30665450), (10, 24532360), (16, 15332725), (17, 14430800), (20, 12266180), (25, 9812944), (34, 7215400), (40, 6133090), (43, 5705200), (50, 4906472), (68, 3607700), (80, 3066545), (85, 2886160), (86, 2852600), (100, 2453236), (136, 1803850), (170, 1443080), (172, 1426300), (200, 1226618), (215, 1141040), (272, 901925), (340, 721540), (344, 713150), (400, 613309), (425, 577232), (430, 570520), (680, 360770), (688, 356575), (731, 335600), (839, 292400), (850, 288616), (860, 285260), (1075, 228208), (1360, 180385), (1462, 167800), (1678, 146200), (1700, 144308), (1720, 142630), (2150, 114104), (2924, 83900), (3356, 73100), (3400, 72154), (3440, 71315), (3655, 67120), (4195, 58480), (4300, 57052), (5848, 41950), (6712, 36550), (6800, 36077), (7310, 33560), (8390, 29240), (8600, 28526), (11696, 20975), (13424, 18275), (14263, 17200), (14620, 16780)]