40624740

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:680

約数の個数: 144

約数和(自身を含む): 137836608

約数和(自身を除く): 97211868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 243, 260, 270, 324, 351, 390, 405, 468, 486, 540, 585, 643, 702, 780, 810, 972, 1053, 1170, 1215, 1286, 1404, 1620, 1755, 1929, 2106, 2340, 2430, 2572, 3159, 3215, 3510, 3858, 4212, 4860, 5265, 5787, 6318, 6430, 7020, 7716, 8359, 9645, 10530, 11574, 12636, 12860, 15795, 16718, 17361, 19290, 21060, 23148, 25077, 28935, 31590, 33436, 34722, 38580, 41795, 50154, 52083, 57870, 63180, 69444, 75231, 83590, 86805, 100308, 104166, 115740, 125385, 150462, 156249, 167180, 173610, 208332, 225693, 250770, 260415, 300924, 312498, 347220, 376155, 451386, 501540, 520830, 624996, 677079, 752310, 781245, 902772, 1041660, 1128465, 1354158, 1504620, 1562490, 2031237, 2256930, 2708316, 3124980, 3385395, 4062474, 4513860, 6770790, 8124948, 10156185, 13541580, 20312370, 40624740]

約数ペア:

[(1, 40624740), (2, 20312370), (3, 13541580), (4, 10156185), (5, 8124948), (6, 6770790), (9, 4513860), (10, 4062474), (12, 3385395), (13, 3124980), (15, 2708316), (18, 2256930), (20, 2031237), (26, 1562490), (27, 1504620), (30, 1354158), (36, 1128465), (39, 1041660), (45, 902772), (52, 781245), (54, 752310), (60, 677079), (65, 624996), (78, 520830), (81, 501540), (90, 451386), (108, 376155), (117, 347220), (130, 312498), (135, 300924), (156, 260415), (162, 250770), (180, 225693), (195, 208332), (234, 173610), (243, 167180), (260, 156249), (270, 150462), (324, 125385), (351, 115740), (390, 104166), (405, 100308), (468, 86805), (486, 83590), (540, 75231), (585, 69444), (643, 63180), (702, 57870), (780, 52083), (810, 50154), (972, 41795), (1053, 38580), (1170, 34722), (1215, 33436), (1286, 31590), (1404, 28935), (1620, 25077), (1755, 23148), (1929, 21060), (2106, 19290), (2340, 17361), (2430, 16718), (2572, 15795), (3159, 12860), (3215, 12636), (3510, 11574), (3858, 10530), (4212, 9645), (4860, 8359), (5265, 7716), (5787, 7020), (6318, 6430)]