180972450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{397}}^1\times {\mathrm{1013}}^1$

素因数の和:1428

約数の個数: 72

約数和(自身を含む): 487918548

約数和(自身を除く): 306946098

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 397, 450, 794, 1013, 1191, 1985, 2026, 2382, 3039, 3573, 3970, 5065, 5955, 6078, 7146, 9117, 9925, 10130, 11910, 15195, 17865, 18234, 19850, 25325, 29775, 30390, 35730, 45585, 50650, 59550, 75975, 89325, 91170, 151950, 178650, 227925, 402161, 455850, 804322, 1206483, 2010805, 2412966, 3619449, 4021610, 6032415, 7238898, 10054025, 12064830, 18097245, 20108050, 30162075, 36194490, 60324150, 90486225, 180972450]

約数ペア:

[(1, 180972450), (2, 90486225), (3, 60324150), (5, 36194490), (6, 30162075), (9, 20108050), (10, 18097245), (15, 12064830), (18, 10054025), (25, 7238898), (30, 6032415), (45, 4021610), (50, 3619449), (75, 2412966), (90, 2010805), (150, 1206483), (225, 804322), (397, 455850), (450, 402161), (794, 227925), (1013, 178650), (1191, 151950), (1985, 91170), (2026, 89325), (2382, 75975), (3039, 59550), (3573, 50650), (3970, 45585), (5065, 35730), (5955, 30390), (6078, 29775), (7146, 25325), (9117, 19850), (9925, 18234), (10130, 17865), (11910, 15195)]