201866948860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{461}}^1\times {\mathrm{22783}}^1$

素因数の和:23315

約数の個数: 72

約数和(自身を含む): 439006030848

約数和(自身を除く): 237139081988

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 461, 620, 922, 961, 1844, 1922, 2305, 3844, 4610, 4805, 9220, 9610, 14291, 19220, 22783, 28582, 45566, 57164, 71455, 91132, 113915, 142910, 227830, 285820, 443021, 455660, 706273, 886042, 1412546, 1772084, 2215105, 2825092, 3531365, 4430210, 7062730, 8860420, 10502963, 14125460, 21005926, 21894463, 42011852, 43788926, 52514815, 87577852, 105029630, 109472315, 210059260, 218944630, 325591853, 437889260, 651183706, 1302367412, 1627959265, 3255918530, 6511837060, 10093347443, 20186694886, 40373389772, 50466737215, 100933474430, 201866948860]

約数ペア:

[(1, 201866948860), (2, 100933474430), (4, 50466737215), (5, 40373389772), (10, 20186694886), (20, 10093347443), (31, 6511837060), (62, 3255918530), (124, 1627959265), (155, 1302367412), (310, 651183706), (461, 437889260), (620, 325591853), (922, 218944630), (961, 210059260), (1844, 109472315), (1922, 105029630), (2305, 87577852), (3844, 52514815), (4610, 43788926), (4805, 42011852), (9220, 21894463), (9610, 21005926), (14291, 14125460), (19220, 10502963), (22783, 8860420), (28582, 7062730), (45566, 4430210), (57164, 3531365), (71455, 2825092), (91132, 2215105), (113915, 1772084), (142910, 1412546), (227830, 886042), (285820, 706273), (443021, 455660)]