90376380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8231}}^1$

素因数の和:8307

約数の個数: 72

約数和(自身を含む): 278669664

約数和(自身を除く): 188293284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 8231, 10980, 16462, 24693, 32924, 41155, 49386, 74079, 82310, 98772, 123465, 148158, 164620, 246930, 296316, 370395, 493860, 502091, 740790, 1004182, 1481580, 1506273, 2008364, 2510455, 3012546, 4518819, 5020910, 6025092, 7531365, 9037638, 10041820, 15062730, 18075276, 22594095, 30125460, 45188190, 90376380]

約数ペア:

[(1, 90376380), (2, 45188190), (3, 30125460), (4, 22594095), (5, 18075276), (6, 15062730), (9, 10041820), (10, 9037638), (12, 7531365), (15, 6025092), (18, 5020910), (20, 4518819), (30, 3012546), (36, 2510455), (45, 2008364), (60, 1506273), (61, 1481580), (90, 1004182), (122, 740790), (180, 502091), (183, 493860), (244, 370395), (305, 296316), (366, 246930), (549, 164620), (610, 148158), (732, 123465), (915, 98772), (1098, 82310), (1220, 74079), (1830, 49386), (2196, 41155), (2745, 32924), (3660, 24693), (5490, 16462), (8231, 10980)]