15415890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{10487}}^1$

素因数の和:10511

約数の個数: 48

約数和(自身を含む): 43042752

約数和(自身を除く): 27626862

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 10487, 20974, 31461, 52435, 62922, 73409, 104870, 146818, 157305, 220227, 314610, 367045, 440454, 513863, 734090, 1027726, 1101135, 1541589, 2202270, 2569315, 3083178, 5138630, 7707945, 15415890]

約数ペア:

[(1, 15415890), (2, 7707945), (3, 5138630), (5, 3083178), (6, 2569315), (7, 2202270), (10, 1541589), (14, 1101135), (15, 1027726), (21, 734090), (30, 513863), (35, 440454), (42, 367045), (49, 314610), (70, 220227), (98, 157305), (105, 146818), (147, 104870), (210, 73409), (245, 62922), (294, 52435), (490, 31461), (735, 20974), (1470, 10487)]