72495828

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:445

約数の個数: 72

約数和(自身を含む): 188225856

約数和(自身を除く): 115730028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 113, 142, 213, 226, 251, 284, 339, 426, 452, 502, 639, 678, 753, 852, 1004, 1017, 1278, 1356, 1506, 2034, 2259, 2556, 3012, 4068, 4518, 8023, 9036, 16046, 17821, 24069, 28363, 32092, 35642, 48138, 53463, 56726, 71284, 72207, 85089, 96276, 106926, 113452, 144414, 160389, 170178, 213852, 255267, 288828, 320778, 340356, 510534, 641556, 1021068, 2013773, 4027546, 6041319, 8055092, 12082638, 18123957, 24165276, 36247914, 72495828]

約数ペア:

[(1, 72495828), (2, 36247914), (3, 24165276), (4, 18123957), (6, 12082638), (9, 8055092), (12, 6041319), (18, 4027546), (36, 2013773), (71, 1021068), (113, 641556), (142, 510534), (213, 340356), (226, 320778), (251, 288828), (284, 255267), (339, 213852), (426, 170178), (452, 160389), (502, 144414), (639, 113452), (678, 106926), (753, 96276), (852, 85089), (1004, 72207), (1017, 71284), (1278, 56726), (1356, 53463), (1506, 48138), (2034, 35642), (2259, 32092), (2556, 28363), (3012, 24069), (4068, 17821), (4518, 16046), (8023, 9036)]