201618121020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{261971}}^1$

素因数の和:262211

約数の個数: 96

約数和(自身を含む): 574611480576

約数和(自身を除く): 372993359556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 127, 202, 254, 303, 381, 404, 505, 508, 606, 635, 762, 1010, 1212, 1270, 1515, 1524, 1905, 2020, 2540, 3030, 3810, 6060, 7620, 12827, 25654, 38481, 51308, 64135, 76962, 128270, 153924, 192405, 256540, 261971, 384810, 523942, 769620, 785913, 1047884, 1309855, 1571826, 2619710, 3143652, 3929565, 5239420, 7859130, 15718260, 26459071, 33270317, 52918142, 66540634, 79377213, 99810951, 105836284, 132295355, 133081268, 158754426, 166351585, 199621902, 264590710, 317508852, 332703170, 396886065, 399243804, 499054755, 529181420, 665406340, 793772130, 998109510, 1587544260, 1996219020, 3360302017, 6720604034, 10080906051, 13441208068, 16801510085, 20161812102, 33603020170, 40323624204, 50404530255, 67206040340, 100809060510, 201618121020]

約数ペア:

[(1, 201618121020), (2, 100809060510), (3, 67206040340), (4, 50404530255), (5, 40323624204), (6, 33603020170), (10, 20161812102), (12, 16801510085), (15, 13441208068), (20, 10080906051), (30, 6720604034), (60, 3360302017), (101, 1996219020), (127, 1587544260), (202, 998109510), (254, 793772130), (303, 665406340), (381, 529181420), (404, 499054755), (505, 399243804), (508, 396886065), (606, 332703170), (635, 317508852), (762, 264590710), (1010, 199621902), (1212, 166351585), (1270, 158754426), (1515, 133081268), (1524, 132295355), (1905, 105836284), (2020, 99810951), (2540, 79377213), (3030, 66540634), (3810, 52918142), (6060, 33270317), (7620, 26459071), (12827, 15718260), (25654, 7859130), (38481, 5239420), (51308, 3929565), (64135, 3143652), (76962, 2619710), (128270, 1571826), (153924, 1309855), (192405, 1047884), (256540, 785913), (261971, 769620), (384810, 523942)]