313634672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1301}}^1$

素因数の和:1402

約数の個数: 80

約数和(自身を含む): 700684320

約数和(自身を除く): 387049648

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 61, 76, 104, 122, 152, 208, 244, 247, 304, 488, 494, 793, 976, 988, 1159, 1301, 1586, 1976, 2318, 2602, 3172, 3952, 4636, 5204, 6344, 9272, 10408, 12688, 15067, 16913, 18544, 20816, 24719, 30134, 33826, 49438, 60268, 67652, 79361, 98876, 120536, 135304, 158722, 197752, 241072, 270608, 317444, 321347, 395504, 634888, 642694, 1031693, 1269776, 1285388, 1507859, 2063386, 2570776, 3015718, 4126772, 5141552, 6031436, 8253544, 12062872, 16507088, 19602167, 24125744, 39204334, 78408668, 156817336, 313634672]

約数ペア:

[(1, 313634672), (2, 156817336), (4, 78408668), (8, 39204334), (13, 24125744), (16, 19602167), (19, 16507088), (26, 12062872), (38, 8253544), (52, 6031436), (61, 5141552), (76, 4126772), (104, 3015718), (122, 2570776), (152, 2063386), (208, 1507859), (244, 1285388), (247, 1269776), (304, 1031693), (488, 642694), (494, 634888), (793, 395504), (976, 321347), (988, 317444), (1159, 270608), (1301, 241072), (1586, 197752), (1976, 158722), (2318, 135304), (2602, 120536), (3172, 98876), (3952, 79361), (4636, 67652), (5204, 60268), (6344, 49438), (9272, 33826), (10408, 30134), (12688, 24719), (15067, 20816), (16913, 18544)]