220744432

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 475326720

約数和(自身を除く): 254582288

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 131, 152, 184, 241, 262, 304, 368, 437, 482, 524, 874, 964, 1048, 1748, 1928, 2096, 2489, 3013, 3496, 3856, 4579, 4978, 5543, 6026, 6992, 9158, 9956, 11086, 12052, 18316, 19912, 22172, 24104, 31571, 36632, 39824, 44344, 48208, 57247, 63142, 73264, 88688, 105317, 114494, 126284, 210634, 228988, 252568, 421268, 457976, 505136, 599849, 726133, 842536, 915952, 1199698, 1452266, 1685072, 2399396, 2904532, 4798792, 5809064, 9597584, 11618128, 13796527, 27593054, 55186108, 110372216, 220744432]

約数ペア:

[(1, 220744432), (2, 110372216), (4, 55186108), (8, 27593054), (16, 13796527), (19, 11618128), (23, 9597584), (38, 5809064), (46, 4798792), (76, 2904532), (92, 2399396), (131, 1685072), (152, 1452266), (184, 1199698), (241, 915952), (262, 842536), (304, 726133), (368, 599849), (437, 505136), (482, 457976), (524, 421268), (874, 252568), (964, 228988), (1048, 210634), (1748, 126284), (1928, 114494), (2096, 105317), (2489, 88688), (3013, 73264), (3496, 63142), (3856, 57247), (4579, 48208), (4978, 44344), (5543, 39824), (6026, 36632), (6992, 31571), (9158, 24104), (9956, 22172), (11086, 19912), (12052, 18316)]