644156964

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{22283}}^1$

素因数の和:22377

約数の個数: 72

約数和(自身を含む): 1800725472

約数和(自身を除く): 1156568508

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 73, 99, 132, 146, 198, 219, 292, 396, 438, 657, 803, 876, 1314, 1606, 2409, 2628, 3212, 4818, 7227, 9636, 14454, 22283, 28908, 44566, 66849, 89132, 133698, 200547, 245113, 267396, 401094, 490226, 735339, 802188, 980452, 1470678, 1626659, 2206017, 2941356, 3253318, 4412034, 4879977, 6506636, 8824068, 9759954, 14639931, 17893249, 19519908, 29279862, 35786498, 53679747, 58559724, 71572996, 107359494, 161039241, 214718988, 322078482, 644156964]

約数ペア:

[(1, 644156964), (2, 322078482), (3, 214718988), (4, 161039241), (6, 107359494), (9, 71572996), (11, 58559724), (12, 53679747), (18, 35786498), (22, 29279862), (33, 19519908), (36, 17893249), (44, 14639931), (66, 9759954), (73, 8824068), (99, 6506636), (132, 4879977), (146, 4412034), (198, 3253318), (219, 2941356), (292, 2206017), (396, 1626659), (438, 1470678), (657, 980452), (803, 802188), (876, 735339), (1314, 490226), (1606, 401094), (2409, 267396), (2628, 245113), (3212, 200547), (4818, 133698), (7227, 89132), (9636, 66849), (14454, 44566), (22283, 28908)]