84788460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:520

約数の個数: 144

約数和(自身を含む): 273873600

約数和(自身を除く): 189085140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 37, 45, 58, 60, 74, 87, 90, 111, 116, 145, 148, 174, 180, 185, 222, 261, 290, 333, 348, 370, 435, 439, 444, 522, 555, 580, 666, 740, 870, 878, 1044, 1073, 1110, 1305, 1317, 1332, 1665, 1740, 1756, 2146, 2195, 2220, 2610, 2634, 3219, 3330, 3951, 4292, 4390, 5220, 5268, 5365, 6438, 6585, 6660, 7902, 8780, 9657, 10730, 12731, 12876, 13170, 15804, 16095, 16243, 19314, 19755, 21460, 25462, 26340, 32190, 32486, 38193, 38628, 39510, 48285, 48729, 50924, 63655, 64380, 64972, 76386, 79020, 81215, 96570, 97458, 114579, 127310, 146187, 152772, 162430, 190965, 193140, 194916, 229158, 243645, 254620, 292374, 324860, 381930, 458316, 471047, 487290, 572895, 584748, 730935, 763860, 942094, 974580, 1145790, 1413141, 1461870, 1884188, 2291580, 2355235, 2826282, 2923740, 4239423, 4710470, 5652564, 7065705, 8478846, 9420940, 14131410, 16957692, 21197115, 28262820, 42394230, 84788460]

約数ペア:

[(1, 84788460), (2, 42394230), (3, 28262820), (4, 21197115), (5, 16957692), (6, 14131410), (9, 9420940), (10, 8478846), (12, 7065705), (15, 5652564), (18, 4710470), (20, 4239423), (29, 2923740), (30, 2826282), (36, 2355235), (37, 2291580), (45, 1884188), (58, 1461870), (60, 1413141), (74, 1145790), (87, 974580), (90, 942094), (111, 763860), (116, 730935), (145, 584748), (148, 572895), (174, 487290), (180, 471047), (185, 458316), (222, 381930), (261, 324860), (290, 292374), (333, 254620), (348, 243645), (370, 229158), (435, 194916), (439, 193140), (444, 190965), (522, 162430), (555, 152772), (580, 146187), (666, 127310), (740, 114579), (870, 97458), (878, 96570), (1044, 81215), (1073, 79020), (1110, 76386), (1305, 64972), (1317, 64380), (1332, 63655), (1665, 50924), (1740, 48729), (1756, 48285), (2146, 39510), (2195, 38628), (2220, 38193), (2610, 32486), (2634, 32190), (3219, 26340), (3330, 25462), (3951, 21460), (4292, 19755), (4390, 19314), (5220, 16243), (5268, 16095), (5365, 15804), (6438, 13170), (6585, 12876), (6660, 12731), (7902, 10730), (8780, 9657)]