678439692

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{128201}}^1$

素因数の和:128228

約数の個数: 72

約数和(自身を含む): 2046103920

約数和(自身を除く): 1367664228

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 5292, 128201, 256402, 384603, 512804, 769206, 897407, 1153809, 1538412, 1794814, 2307618, 2692221, 3461427, 3589628, 4615236, 5384442, 6281849, 6922854, 8076663, 10768884, 12563698, 13845708, 16153326, 18845547, 24229989, 25127396, 32306652, 37691094, 48459978, 56536641, 75382188, 96919956, 113073282, 169609923, 226146564, 339219846, 678439692]

約数ペア:

[(1, 678439692), (2, 339219846), (3, 226146564), (4, 169609923), (6, 113073282), (7, 96919956), (9, 75382188), (12, 56536641), (14, 48459978), (18, 37691094), (21, 32306652), (27, 25127396), (28, 24229989), (36, 18845547), (42, 16153326), (49, 13845708), (54, 12563698), (63, 10768884), (84, 8076663), (98, 6922854), (108, 6281849), (126, 5384442), (147, 4615236), (189, 3589628), (196, 3461427), (252, 2692221), (294, 2307618), (378, 1794814), (441, 1538412), (588, 1153809), (756, 897407), (882, 769206), (1323, 512804), (1764, 384603), (2646, 256402), (5292, 128201)]