490655316

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{191}}^1\times {\mathrm{593}}^1$

素因数の和:829

約数の個数: 72

約数和(自身を含む): 1216664064

約数和(自身を除く): 726008748

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 191, 228, 361, 382, 573, 593, 722, 764, 1083, 1146, 1186, 1444, 1779, 2166, 2292, 2372, 3558, 3629, 4332, 7116, 7258, 10887, 11267, 14516, 21774, 22534, 33801, 43548, 45068, 67602, 68951, 113263, 135204, 137902, 206853, 214073, 226526, 275804, 339789, 413706, 428146, 453052, 642219, 679578, 827412, 856292, 1284438, 1359156, 2151997, 2568876, 4303994, 6455991, 8607988, 12911982, 25823964, 40887943, 81775886, 122663829, 163551772, 245327658, 490655316]

約数ペア:

[(1, 490655316), (2, 245327658), (3, 163551772), (4, 122663829), (6, 81775886), (12, 40887943), (19, 25823964), (38, 12911982), (57, 8607988), (76, 6455991), (114, 4303994), (191, 2568876), (228, 2151997), (361, 1359156), (382, 1284438), (573, 856292), (593, 827412), (722, 679578), (764, 642219), (1083, 453052), (1146, 428146), (1186, 413706), (1444, 339789), (1779, 275804), (2166, 226526), (2292, 214073), (2372, 206853), (3558, 137902), (3629, 135204), (4332, 113263), (7116, 68951), (7258, 67602), (10887, 45068), (11267, 43548), (14516, 33801), (21774, 22534)]