15515552

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:206

約数の個数: 72

約数和(自身を含む): 35048160

約数和(自身を除く): 19532608

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 151, 152, 169, 208, 247, 302, 304, 338, 416, 494, 604, 608, 676, 988, 1208, 1352, 1963, 1976, 2416, 2704, 2869, 3211, 3926, 3952, 4832, 5408, 5738, 6422, 7852, 7904, 11476, 12844, 15704, 22952, 25519, 25688, 31408, 37297, 45904, 51038, 51376, 62816, 74594, 91808, 102076, 102752, 149188, 204152, 298376, 408304, 484861, 596752, 816608, 969722, 1193504, 1939444, 3878888, 7757776, 15515552]

約数ペア:

[(1, 15515552), (2, 7757776), (4, 3878888), (8, 1939444), (13, 1193504), (16, 969722), (19, 816608), (26, 596752), (32, 484861), (38, 408304), (52, 298376), (76, 204152), (104, 149188), (151, 102752), (152, 102076), (169, 91808), (208, 74594), (247, 62816), (302, 51376), (304, 51038), (338, 45904), (416, 37297), (494, 31408), (604, 25688), (608, 25519), (676, 22952), (988, 15704), (1208, 12844), (1352, 11476), (1963, 7904), (1976, 7852), (2416, 6422), (2704, 5738), (2869, 5408), (3211, 4832), (3926, 3952)]