245587890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1327}}^1$

素因数の和:1567

約数の個数: 64

約数和(自身を含む): 611942400

約数和(自身を除く): 366354510

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 199, 310, 398, 465, 597, 930, 995, 1194, 1327, 1990, 2654, 2985, 3981, 5970, 6169, 6635, 7962, 12338, 13270, 18507, 19905, 30845, 37014, 39810, 41137, 61690, 82274, 92535, 123411, 185070, 205685, 246822, 264073, 411370, 528146, 617055, 792219, 1234110, 1320365, 1584438, 2640730, 3961095, 7922190, 8186263, 16372526, 24558789, 40931315, 49117578, 81862630, 122793945, 245587890]

約数ペア:

[(1, 245587890), (2, 122793945), (3, 81862630), (5, 49117578), (6, 40931315), (10, 24558789), (15, 16372526), (30, 8186263), (31, 7922190), (62, 3961095), (93, 2640730), (155, 1584438), (186, 1320365), (199, 1234110), (310, 792219), (398, 617055), (465, 528146), (597, 411370), (930, 264073), (995, 246822), (1194, 205685), (1327, 185070), (1990, 123411), (2654, 92535), (2985, 82274), (3981, 61690), (5970, 41137), (6169, 39810), (6635, 37014), (7962, 30845), (12338, 19905), (13270, 18507)]