20220871284

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{419}}^1$

素因数の和:818

約数の個数: 144

約数和(自身を含む): 52835328000

約数和(自身を除く): 32614456716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 79, 142, 158, 213, 237, 239, 284, 316, 419, 426, 474, 478, 639, 711, 717, 838, 852, 948, 956, 1257, 1278, 1422, 1434, 1676, 2151, 2514, 2556, 2844, 2868, 3771, 4302, 5028, 5609, 7542, 8604, 11218, 15084, 16827, 16969, 18881, 22436, 29749, 33101, 33654, 33938, 37762, 50481, 50907, 56643, 59498, 66202, 67308, 67876, 75524, 89247, 99303, 100141, 100962, 101814, 113286, 118996, 132404, 152721, 169929, 178494, 198606, 200282, 201924, 203628, 226572, 267741, 297909, 300423, 305442, 339858, 356988, 397212, 400564, 535482, 595818, 600846, 610884, 679716, 901269, 1070964, 1191636, 1201692, 1340551, 1802538, 2350171, 2681102, 3605076, 4021653, 4700342, 5362204, 7050513, 7110011, 7911139, 8043306, 9400684, 12064959, 14101026, 14220022, 15822278, 16086612, 21151539, 21330033, 23733417, 24129918, 28202052, 28440044, 31644556, 42303078, 42660066, 47466834, 48259836, 63990099, 71200251, 84606156, 85320132, 94933668, 127980198, 142400502, 255960396, 284801004, 561690869, 1123381738, 1685072607, 2246763476, 3370145214, 5055217821, 6740290428, 10110435642, 20220871284]

約数ペア:

[(1, 20220871284), (2, 10110435642), (3, 6740290428), (4, 5055217821), (6, 3370145214), (9, 2246763476), (12, 1685072607), (18, 1123381738), (36, 561690869), (71, 284801004), (79, 255960396), (142, 142400502), (158, 127980198), (213, 94933668), (237, 85320132), (239, 84606156), (284, 71200251), (316, 63990099), (419, 48259836), (426, 47466834), (474, 42660066), (478, 42303078), (639, 31644556), (711, 28440044), (717, 28202052), (838, 24129918), (852, 23733417), (948, 21330033), (956, 21151539), (1257, 16086612), (1278, 15822278), (1422, 14220022), (1434, 14101026), (1676, 12064959), (2151, 9400684), (2514, 8043306), (2556, 7911139), (2844, 7110011), (2868, 7050513), (3771, 5362204), (4302, 4700342), (5028, 4021653), (5609, 3605076), (7542, 2681102), (8604, 2350171), (11218, 1802538), (15084, 1340551), (16827, 1201692), (16969, 1191636), (18881, 1070964), (22436, 901269), (29749, 679716), (33101, 610884), (33654, 600846), (33938, 595818), (37762, 535482), (50481, 400564), (50907, 397212), (56643, 356988), (59498, 339858), (66202, 305442), (67308, 300423), (67876, 297909), (75524, 267741), (89247, 226572), (99303, 203628), (100141, 201924), (100962, 200282), (101814, 198606), (113286, 178494), (118996, 169929), (132404, 152721)]