168179940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{11827}}^1$

素因数の和:11921

約数の個数: 72

約数和(自身を含む): 516647040

約数和(自身を除く): 348467100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4740, 7110, 11827, 14220, 23654, 35481, 47308, 59135, 70962, 106443, 118270, 141924, 177405, 212886, 236540, 354810, 425772, 532215, 709620, 934333, 1064430, 1868666, 2128860, 2802999, 3737332, 4671665, 5605998, 8408997, 9343330, 11211996, 14014995, 16817994, 18686660, 28029990, 33635988, 42044985, 56059980, 84089970, 168179940]

約数ペア:

[(1, 168179940), (2, 84089970), (3, 56059980), (4, 42044985), (5, 33635988), (6, 28029990), (9, 18686660), (10, 16817994), (12, 14014995), (15, 11211996), (18, 9343330), (20, 8408997), (30, 5605998), (36, 4671665), (45, 3737332), (60, 2802999), (79, 2128860), (90, 1868666), (158, 1064430), (180, 934333), (237, 709620), (316, 532215), (395, 425772), (474, 354810), (711, 236540), (790, 212886), (948, 177405), (1185, 141924), (1422, 118270), (1580, 106443), (2370, 70962), (2844, 59135), (3555, 47308), (4740, 35481), (7110, 23654), (11827, 14220)]