346625968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:810

約数の個数: 80

約数和(自身を含む): 768006400

約数和(自身を除く): 421380432

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 139, 152, 208, 247, 278, 304, 494, 556, 631, 988, 1112, 1262, 1807, 1976, 2224, 2524, 2641, 3614, 3952, 5048, 5282, 7228, 8203, 10096, 10564, 11989, 14456, 16406, 21128, 23978, 28912, 32812, 34333, 42256, 47956, 65624, 68666, 87709, 95912, 131248, 137332, 155857, 175418, 191824, 274664, 311714, 350836, 549328, 623428, 701672, 1140217, 1246856, 1403344, 1666471, 2280434, 2493712, 3332942, 4560868, 6665884, 9121736, 13331768, 18243472, 21664123, 26663536, 43328246, 86656492, 173312984, 346625968]

約数ペア:

[(1, 346625968), (2, 173312984), (4, 86656492), (8, 43328246), (13, 26663536), (16, 21664123), (19, 18243472), (26, 13331768), (38, 9121736), (52, 6665884), (76, 4560868), (104, 3332942), (139, 2493712), (152, 2280434), (208, 1666471), (247, 1403344), (278, 1246856), (304, 1140217), (494, 701672), (556, 623428), (631, 549328), (988, 350836), (1112, 311714), (1262, 274664), (1807, 191824), (1976, 175418), (2224, 155857), (2524, 137332), (2641, 131248), (3614, 95912), (3952, 87709), (5048, 68666), (5282, 65624), (7228, 47956), (8203, 42256), (10096, 34333), (10564, 32812), (11989, 28912), (14456, 23978), (16406, 21128)]