919770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 64

約数和(自身を含む): 2433024

約数和(自身を除く): 1513254

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 31, 43, 46, 62, 69, 86, 93, 115, 129, 138, 155, 186, 215, 230, 258, 310, 345, 430, 465, 645, 690, 713, 930, 989, 1290, 1333, 1426, 1978, 2139, 2666, 2967, 3565, 3999, 4278, 4945, 5934, 6665, 7130, 7998, 9890, 10695, 13330, 14835, 19995, 21390, 29670, 30659, 39990, 61318, 91977, 153295, 183954, 306590, 459885, 919770]

約数ペア:

[(1, 919770), (2, 459885), (3, 306590), (5, 183954), (6, 153295), (10, 91977), (15, 61318), (23, 39990), (30, 30659), (31, 29670), (43, 21390), (46, 19995), (62, 14835), (69, 13330), (86, 10695), (93, 9890), (115, 7998), (129, 7130), (138, 6665), (155, 5934), (186, 4945), (215, 4278), (230, 3999), (258, 3565), (310, 2967), (345, 2666), (430, 2139), (465, 1978), (645, 1426), (690, 1333), (713, 1290), (930, 989)]