90288990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{8291}}^1$

素因数の和:8326

約数の個数: 72

約数和(自身を含む): 258063624

約数和(自身を除く): 167774634

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 2178, 3630, 5445, 8291, 10890, 16582, 24873, 41455, 49746, 74619, 82910, 91201, 124365, 149238, 182402, 248730, 273603, 373095, 456005, 547206, 746190, 820809, 912010, 1003211, 1368015, 1641618, 2006422, 2736030, 3009633, 4104045, 5016055, 6019266, 8208090, 9028899, 10032110, 15048165, 18057798, 30096330, 45144495, 90288990]

約数ペア:

[(1, 90288990), (2, 45144495), (3, 30096330), (5, 18057798), (6, 15048165), (9, 10032110), (10, 9028899), (11, 8208090), (15, 6019266), (18, 5016055), (22, 4104045), (30, 3009633), (33, 2736030), (45, 2006422), (55, 1641618), (66, 1368015), (90, 1003211), (99, 912010), (110, 820809), (121, 746190), (165, 547206), (198, 456005), (242, 373095), (330, 273603), (363, 248730), (495, 182402), (605, 149238), (726, 124365), (990, 91201), (1089, 82910), (1210, 74619), (1815, 49746), (2178, 41455), (3630, 24873), (5445, 16582), (8291, 10890)]