321017580

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5081}}^1$

素因数の和:5118

約数の個数: 144

約数和(自身を含む): 1087710624

約数和(自身を除く): 766693044

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, 702, 780, 810, 972, 1053, 1170, 1215, 1404, 1620, 1755, 2106, 2340, 2430, 3159, 3510, 4212, 4860, 5081, 5265, 6318, 7020, 10162, 10530, 12636, 15243, 15795, 20324, 21060, 25405, 30486, 31590, 45729, 50810, 60972, 63180, 66053, 76215, 91458, 101620, 132106, 137187, 152430, 182916, 198159, 228645, 264212, 274374, 304860, 330265, 396318, 411561, 457290, 548748, 594477, 660530, 685935, 792636, 823122, 914580, 990795, 1188954, 1234683, 1321060, 1371870, 1646244, 1783431, 1981590, 2057805, 2377908, 2469366, 2743740, 2972385, 3566862, 3963180, 4115610, 4938732, 5350293, 5944770, 6173415, 7133724, 8231220, 8917155, 10700586, 11889540, 12346830, 16050879, 17834310, 21401172, 24693660, 26751465, 32101758, 35668620, 53502930, 64203516, 80254395, 107005860, 160508790, 321017580]

約数ペア:

[(1, 321017580), (2, 160508790), (3, 107005860), (4, 80254395), (5, 64203516), (6, 53502930), (9, 35668620), (10, 32101758), (12, 26751465), (13, 24693660), (15, 21401172), (18, 17834310), (20, 16050879), (26, 12346830), (27, 11889540), (30, 10700586), (36, 8917155), (39, 8231220), (45, 7133724), (52, 6173415), (54, 5944770), (60, 5350293), (65, 4938732), (78, 4115610), (81, 3963180), (90, 3566862), (108, 2972385), (117, 2743740), (130, 2469366), (135, 2377908), (156, 2057805), (162, 1981590), (180, 1783431), (195, 1646244), (234, 1371870), (243, 1321060), (260, 1234683), (270, 1188954), (324, 990795), (351, 914580), (390, 823122), (405, 792636), (468, 685935), (486, 660530), (540, 594477), (585, 548748), (702, 457290), (780, 411561), (810, 396318), (972, 330265), (1053, 304860), (1170, 274374), (1215, 264212), (1404, 228645), (1620, 198159), (1755, 182916), (2106, 152430), (2340, 137187), (2430, 132106), (3159, 101620), (3510, 91458), (4212, 76215), (4860, 66053), (5081, 63180), (5265, 60972), (6318, 50810), (7020, 45729), (10162, 31590), (10530, 30486), (12636, 25405), (15243, 21060), (15795, 20324)]