20379271536

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{4231}}^1$

素因数の和:4372

約数の個数: 240

約数和(自身を含む): 64181225472

約数和(自身を除く): 43801953936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 36, 39, 48, 52, 62, 72, 78, 83, 93, 104, 117, 124, 144, 156, 166, 186, 208, 234, 248, 249, 279, 312, 332, 372, 403, 468, 496, 498, 558, 624, 664, 744, 747, 806, 936, 996, 1079, 1116, 1209, 1328, 1488, 1494, 1612, 1872, 1992, 2158, 2232, 2418, 2573, 2988, 3224, 3237, 3627, 3984, 4231, 4316, 4464, 4836, 5146, 5976, 6448, 6474, 7254, 7719, 8462, 8632, 9672, 9711, 10292, 11952, 12693, 12948, 14508, 15438, 16924, 17264, 19344, 19422, 20584, 23157, 25386, 25896, 29016, 30876, 33449, 33848, 38079, 38844, 41168, 46314, 50772, 51792, 55003, 58032, 61752, 66898, 67696, 76158, 77688, 92628, 100347, 101544, 110006, 123504, 131161, 133796, 152316, 155376, 165009, 185256, 200694, 203088, 220012, 262322, 267592, 301041, 304632, 330018, 351173, 370512, 393483, 401388, 440024, 495027, 524644, 535184, 602082, 609264, 660036, 702346, 786966, 802776, 880048, 990054, 1049288, 1053519, 1180449, 1204164, 1320072, 1404692, 1573932, 1605552, 1705093, 1980108, 2098576, 2107038, 2360898, 2408328, 2640144, 2809384, 3147864, 3160557, 3410186, 3960216, 4214076, 4565249, 4721796, 4816656, 5115279, 5618768, 6295728, 6321114, 6820372, 7920432, 8428152, 9130498, 9443592, 10230558, 10886363, 12642228, 13640744, 13695747, 15345837, 16856304, 18260996, 18887184, 20461116, 21772726, 25284456, 27281488, 27391494, 30691674, 32659089, 36521992, 40922232, 41087241, 43545452, 50568912, 54782988, 61383348, 65318178, 73043984, 81844464, 82174482, 87090904, 97977267, 109565976, 122766696, 130636356, 141522719, 164348964, 174181808, 195954534, 219131952, 245533392, 261272712, 283045438, 328697928, 391909068, 424568157, 522545424, 566090876, 657395856, 783818136, 849136314, 1132181752, 1273704471, 1567636272, 1698272628, 2264363504, 2547408942, 3396545256, 5094817884, 6793090512, 10189635768, 20379271536]

約数ペア:

[(1, 20379271536), (2, 10189635768), (3, 6793090512), (4, 5094817884), (6, 3396545256), (8, 2547408942), (9, 2264363504), (12, 1698272628), (13, 1567636272), (16, 1273704471), (18, 1132181752), (24, 849136314), (26, 783818136), (31, 657395856), (36, 566090876), (39, 522545424), (48, 424568157), (52, 391909068), (62, 328697928), (72, 283045438), (78, 261272712), (83, 245533392), (93, 219131952), (104, 195954534), (117, 174181808), (124, 164348964), (144, 141522719), (156, 130636356), (166, 122766696), (186, 109565976), (208, 97977267), (234, 87090904), (248, 82174482), (249, 81844464), (279, 73043984), (312, 65318178), (332, 61383348), (372, 54782988), (403, 50568912), (468, 43545452), (496, 41087241), (498, 40922232), (558, 36521992), (624, 32659089), (664, 30691674), (744, 27391494), (747, 27281488), (806, 25284456), (936, 21772726), (996, 20461116), (1079, 18887184), (1116, 18260996), (1209, 16856304), (1328, 15345837), (1488, 13695747), (1494, 13640744), (1612, 12642228), (1872, 10886363), (1992, 10230558), (2158, 9443592), (2232, 9130498), (2418, 8428152), (2573, 7920432), (2988, 6820372), (3224, 6321114), (3237, 6295728), (3627, 5618768), (3984, 5115279), (4231, 4816656), (4316, 4721796), (4464, 4565249), (4836, 4214076), (5146, 3960216), (5976, 3410186), (6448, 3160557), (6474, 3147864), (7254, 2809384), (7719, 2640144), (8462, 2408328), (8632, 2360898), (9672, 2107038), (9711, 2098576), (10292, 1980108), (11952, 1705093), (12693, 1605552), (12948, 1573932), (14508, 1404692), (15438, 1320072), (16924, 1204164), (17264, 1180449), (19344, 1053519), (19422, 1049288), (20584, 990054), (23157, 880048), (25386, 802776), (25896, 786966), (29016, 702346), (30876, 660036), (33449, 609264), (33848, 602082), (38079, 535184), (38844, 524644), (41168, 495027), (46314, 440024), (50772, 401388), (51792, 393483), (55003, 370512), (58032, 351173), (61752, 330018), (66898, 304632), (67696, 301041), (76158, 267592), (77688, 262322), (92628, 220012), (100347, 203088), (101544, 200694), (110006, 185256), (123504, 165009), (131161, 155376), (133796, 152316)]