74785020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1297}}^1$

素因数の和:1371

約数の個数: 72

約数和(自身を含む): 216537552

約数和(自身を除く): 141752532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 961, 1297, 1860, 1922, 2594, 2883, 3844, 3891, 4805, 5188, 5766, 6485, 7782, 9610, 11532, 12970, 14415, 15564, 19220, 19455, 25940, 28830, 38910, 40207, 57660, 77820, 80414, 120621, 160828, 201035, 241242, 402070, 482484, 603105, 804140, 1206210, 1246417, 2412420, 2492834, 3739251, 4985668, 6232085, 7478502, 12464170, 14957004, 18696255, 24928340, 37392510, 74785020]

約数ペア:

[(1, 74785020), (2, 37392510), (3, 24928340), (4, 18696255), (5, 14957004), (6, 12464170), (10, 7478502), (12, 6232085), (15, 4985668), (20, 3739251), (30, 2492834), (31, 2412420), (60, 1246417), (62, 1206210), (93, 804140), (124, 603105), (155, 482484), (186, 402070), (310, 241242), (372, 201035), (465, 160828), (620, 120621), (930, 80414), (961, 77820), (1297, 57660), (1860, 40207), (1922, 38910), (2594, 28830), (2883, 25940), (3844, 19455), (3891, 19220), (4805, 15564), (5188, 14415), (5766, 12970), (6485, 11532), (7782, 9610)]