72649976

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{67}}^2$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 167879880

約数和(自身を除く): 95229904

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 67, 68, 119, 134, 136, 238, 268, 289, 469, 476, 536, 578, 938, 952, 1139, 1156, 1876, 2023, 2278, 2312, 3752, 4046, 4489, 4556, 7973, 8092, 8978, 9112, 15946, 16184, 17956, 19363, 31423, 31892, 35912, 38726, 62846, 63784, 76313, 77452, 125692, 135541, 152626, 154904, 251384, 271082, 305252, 534191, 542164, 610504, 1068382, 1084328, 1297321, 2136764, 2594642, 4273528, 5189284, 9081247, 10378568, 18162494, 36324988, 72649976]

約数ペア:

[(1, 72649976), (2, 36324988), (4, 18162494), (7, 10378568), (8, 9081247), (14, 5189284), (17, 4273528), (28, 2594642), (34, 2136764), (56, 1297321), (67, 1084328), (68, 1068382), (119, 610504), (134, 542164), (136, 534191), (238, 305252), (268, 271082), (289, 251384), (469, 154904), (476, 152626), (536, 135541), (578, 125692), (938, 77452), (952, 76313), (1139, 63784), (1156, 62846), (1876, 38726), (2023, 35912), (2278, 31892), (2312, 31423), (3752, 19363), (4046, 17956), (4489, 16184), (4556, 15946), (7973, 9112), (8092, 8978)]