489781170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{8233}}^1$

素因数の和:8907

約数の個数: 48

約数和(自身を含む): 1275512472

約数和(自身を除く): 785731302

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 661, 1322, 1983, 3305, 3966, 5949, 6610, 8233, 9915, 11898, 16466, 19830, 24699, 29745, 41165, 49398, 59490, 74097, 82330, 123495, 148194, 246990, 370485, 740970, 5442013, 10884026, 16326039, 27210065, 32652078, 48978117, 54420130, 81630195, 97956234, 163260390, 244890585, 489781170]

約数ペア:

[(1, 489781170), (2, 244890585), (3, 163260390), (5, 97956234), (6, 81630195), (9, 54420130), (10, 48978117), (15, 32652078), (18, 27210065), (30, 16326039), (45, 10884026), (90, 5442013), (661, 740970), (1322, 370485), (1983, 246990), (3305, 148194), (3966, 123495), (5949, 82330), (6610, 74097), (8233, 59490), (9915, 49398), (11898, 41165), (16466, 29745), (19830, 24699)]