81665100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 216

約数和(自身を含む): 285575472

約数和(自身を除く): 203910372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 33, 36, 44, 45, 50, 55, 60, 66, 73, 75, 90, 99, 100, 110, 113, 132, 146, 150, 165, 180, 198, 219, 220, 225, 226, 275, 292, 300, 330, 339, 365, 396, 438, 450, 452, 495, 550, 565, 657, 660, 678, 730, 803, 825, 876, 900, 990, 1017, 1095, 1100, 1130, 1243, 1314, 1356, 1460, 1606, 1650, 1695, 1825, 1980, 2034, 2190, 2260, 2409, 2475, 2486, 2628, 2825, 3212, 3285, 3300, 3390, 3650, 3729, 4015, 4068, 4380, 4818, 4950, 4972, 5085, 5475, 5650, 6215, 6570, 6780, 7227, 7300, 7458, 8030, 8249, 8475, 9636, 9900, 10170, 10950, 11187, 11300, 12045, 12430, 13140, 14454, 14916, 16060, 16425, 16498, 16950, 18645, 20075, 20340, 21900, 22374, 24090, 24747, 24860, 25425, 28908, 31075, 32850, 32996, 33900, 36135, 37290, 40150, 41245, 44748, 48180, 49494, 50850, 55935, 60225, 62150, 65700, 72270, 74241, 74580, 80300, 82490, 90739, 93225, 98988, 101700, 111870, 120450, 123735, 124300, 144540, 148482, 164980, 180675, 181478, 186450, 206225, 223740, 240900, 247470, 272217, 279675, 296964, 361350, 362956, 371205, 372900, 412450, 453695, 494940, 544434, 559350, 618675, 722700, 742410, 816651, 824900, 907390, 1088868, 1118700, 1237350, 1361085, 1484820, 1633302, 1814780, 1856025, 2268475, 2474700, 2722170, 3266604, 3712050, 4083255, 4536950, 5444340, 6805425, 7424100, 8166510, 9073900, 13610850, 16333020, 20416275, 27221700, 40832550, 81665100]

約数ペア:

[(1, 81665100), (2, 40832550), (3, 27221700), (4, 20416275), (5, 16333020), (6, 13610850), (9, 9073900), (10, 8166510), (11, 7424100), (12, 6805425), (15, 5444340), (18, 4536950), (20, 4083255), (22, 3712050), (25, 3266604), (30, 2722170), (33, 2474700), (36, 2268475), (44, 1856025), (45, 1814780), (50, 1633302), (55, 1484820), (60, 1361085), (66, 1237350), (73, 1118700), (75, 1088868), (90, 907390), (99, 824900), (100, 816651), (110, 742410), (113, 722700), (132, 618675), (146, 559350), (150, 544434), (165, 494940), (180, 453695), (198, 412450), (219, 372900), (220, 371205), (225, 362956), (226, 361350), (275, 296964), (292, 279675), (300, 272217), (330, 247470), (339, 240900), (365, 223740), (396, 206225), (438, 186450), (450, 181478), (452, 180675), (495, 164980), (550, 148482), (565, 144540), (657, 124300), (660, 123735), (678, 120450), (730, 111870), (803, 101700), (825, 98988), (876, 93225), (900, 90739), (990, 82490), (1017, 80300), (1095, 74580), (1100, 74241), (1130, 72270), (1243, 65700), (1314, 62150), (1356, 60225), (1460, 55935), (1606, 50850), (1650, 49494), (1695, 48180), (1825, 44748), (1980, 41245), (2034, 40150), (2190, 37290), (2260, 36135), (2409, 33900), (2475, 32996), (2486, 32850), (2628, 31075), (2825, 28908), (3212, 25425), (3285, 24860), (3300, 24747), (3390, 24090), (3650, 22374), (3729, 21900), (4015, 20340), (4068, 20075), (4380, 18645), (4818, 16950), (4950, 16498), (4972, 16425), (5085, 16060), (5475, 14916), (5650, 14454), (6215, 13140), (6570, 12430), (6780, 12045), (7227, 11300), (7300, 11187), (7458, 10950), (8030, 10170), (8249, 9900), (8475, 9636)]