245292788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 491662080

約数和(自身を除く): 246369292

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 71, 79, 116, 142, 158, 284, 316, 377, 754, 841, 923, 1027, 1508, 1682, 1846, 2054, 2059, 2291, 3364, 3692, 4108, 4118, 4582, 5609, 8236, 9164, 10933, 11218, 21866, 22436, 26767, 29783, 43732, 53534, 59566, 59711, 66439, 72917, 107068, 119132, 119422, 132878, 145834, 162661, 238844, 265756, 291668, 325322, 650644, 776243, 863707, 1552486, 1727414, 2114593, 3104972, 3454828, 4229186, 4717169, 8458372, 9434338, 18868676, 61323197, 122646394, 245292788]

約数ペア:

[(1, 245292788), (2, 122646394), (4, 61323197), (13, 18868676), (26, 9434338), (29, 8458372), (52, 4717169), (58, 4229186), (71, 3454828), (79, 3104972), (116, 2114593), (142, 1727414), (158, 1552486), (284, 863707), (316, 776243), (377, 650644), (754, 325322), (841, 291668), (923, 265756), (1027, 238844), (1508, 162661), (1682, 145834), (1846, 132878), (2054, 119422), (2059, 119132), (2291, 107068), (3364, 72917), (3692, 66439), (4108, 59711), (4118, 59566), (4582, 53534), (5609, 43732), (8236, 29783), (9164, 26767), (10933, 22436), (11218, 21866)]