218960820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:352

約数の個数: 240

約数和(自身を含む): 762421968

約数和(自身を除く): 543461148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 37, 39, 45, 52, 54, 60, 65, 74, 78, 81, 90, 108, 111, 117, 130, 135, 148, 156, 162, 180, 185, 195, 222, 234, 260, 270, 281, 324, 333, 351, 370, 390, 405, 444, 468, 481, 540, 555, 562, 585, 666, 702, 740, 780, 810, 843, 962, 999, 1053, 1110, 1124, 1170, 1332, 1404, 1405, 1443, 1620, 1665, 1686, 1755, 1924, 1998, 2106, 2220, 2340, 2405, 2529, 2810, 2886, 2997, 3330, 3372, 3510, 3653, 3996, 4212, 4215, 4329, 4810, 4995, 5058, 5265, 5620, 5772, 5994, 6660, 7020, 7215, 7306, 7587, 8430, 8658, 9620, 9990, 10116, 10397, 10530, 10959, 11988, 12645, 12987, 14430, 14612, 14985, 15174, 16860, 17316, 18265, 19980, 20794, 21060, 21645, 21918, 22761, 25290, 25974, 28860, 29970, 30348, 31191, 32877, 36530, 37935, 38961, 41588, 43290, 43836, 45522, 50580, 51948, 51985, 54795, 59940, 62382, 64935, 65754, 73060, 75870, 77922, 86580, 91044, 93573, 98631, 103970, 109590, 113805, 124764, 129870, 131508, 135161, 151740, 155844, 155955, 164385, 187146, 194805, 197262, 207940, 219180, 227610, 259740, 270322, 280719, 295893, 311910, 328770, 374292, 389610, 394524, 405483, 455220, 467865, 493155, 540644, 561438, 591786, 623820, 657540, 675805, 779220, 810966, 842157, 935730, 986310, 1122876, 1183572, 1216449, 1351610, 1403595, 1479465, 1621932, 1684314, 1871460, 1972620, 2027415, 2432898, 2703220, 2807190, 2958930, 3368628, 3649347, 4054830, 4210785, 4865796, 5614380, 5917860, 6082245, 7298694, 8109660, 8421570, 10948041, 12164490, 14597388, 16843140, 18246735, 21896082, 24328980, 36493470, 43792164, 54740205, 72986940, 109480410, 218960820]

約数ペア:

[(1, 218960820), (2, 109480410), (3, 72986940), (4, 54740205), (5, 43792164), (6, 36493470), (9, 24328980), (10, 21896082), (12, 18246735), (13, 16843140), (15, 14597388), (18, 12164490), (20, 10948041), (26, 8421570), (27, 8109660), (30, 7298694), (36, 6082245), (37, 5917860), (39, 5614380), (45, 4865796), (52, 4210785), (54, 4054830), (60, 3649347), (65, 3368628), (74, 2958930), (78, 2807190), (81, 2703220), (90, 2432898), (108, 2027415), (111, 1972620), (117, 1871460), (130, 1684314), (135, 1621932), (148, 1479465), (156, 1403595), (162, 1351610), (180, 1216449), (185, 1183572), (195, 1122876), (222, 986310), (234, 935730), (260, 842157), (270, 810966), (281, 779220), (324, 675805), (333, 657540), (351, 623820), (370, 591786), (390, 561438), (405, 540644), (444, 493155), (468, 467865), (481, 455220), (540, 405483), (555, 394524), (562, 389610), (585, 374292), (666, 328770), (702, 311910), (740, 295893), (780, 280719), (810, 270322), (843, 259740), (962, 227610), (999, 219180), (1053, 207940), (1110, 197262), (1124, 194805), (1170, 187146), (1332, 164385), (1404, 155955), (1405, 155844), (1443, 151740), (1620, 135161), (1665, 131508), (1686, 129870), (1755, 124764), (1924, 113805), (1998, 109590), (2106, 103970), (2220, 98631), (2340, 93573), (2405, 91044), (2529, 86580), (2810, 77922), (2886, 75870), (2997, 73060), (3330, 65754), (3372, 64935), (3510, 62382), (3653, 59940), (3996, 54795), (4212, 51985), (4215, 51948), (4329, 50580), (4810, 45522), (4995, 43836), (5058, 43290), (5265, 41588), (5620, 38961), (5772, 37935), (5994, 36530), (6660, 32877), (7020, 31191), (7215, 30348), (7306, 29970), (7587, 28860), (8430, 25974), (8658, 25290), (9620, 22761), (9990, 21918), (10116, 21645), (10397, 21060), (10530, 20794), (10959, 19980), (11988, 18265), (12645, 17316), (12987, 16860), (14430, 15174), (14612, 14985)]