209139372

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 611275392

約数和(自身を除く): 402136020

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 97, 102, 117, 153, 156, 194, 204, 221, 234, 271, 291, 306, 388, 442, 468, 542, 582, 612, 663, 813, 873, 884, 1084, 1164, 1261, 1326, 1626, 1649, 1746, 1989, 2439, 2522, 2652, 3252, 3298, 3492, 3523, 3783, 3978, 4607, 4878, 4947, 5044, 6596, 7046, 7566, 7956, 9214, 9756, 9894, 10569, 11349, 13821, 14092, 14841, 15132, 18428, 19788, 21138, 21437, 22698, 26287, 27642, 29682, 31707, 41463, 42276, 42874, 45396, 52574, 55284, 59364, 59891, 63414, 64311, 78861, 82926, 85748, 105148, 119782, 126828, 128622, 157722, 165852, 179673, 192933, 236583, 239564, 257244, 315444, 341731, 359346, 385866, 446879, 473166, 539019, 683462, 718692, 771732, 893758, 946332, 1025193, 1078038, 1340637, 1366924, 1787516, 2050386, 2156076, 2681274, 3075579, 4021911, 4100772, 5362548, 5809427, 6151158, 8043822, 11618854, 12302316, 16087644, 17428281, 23237708, 34856562, 52284843, 69713124, 104569686, 209139372]

約数ペア:

[(1, 209139372), (2, 104569686), (3, 69713124), (4, 52284843), (6, 34856562), (9, 23237708), (12, 17428281), (13, 16087644), (17, 12302316), (18, 11618854), (26, 8043822), (34, 6151158), (36, 5809427), (39, 5362548), (51, 4100772), (52, 4021911), (68, 3075579), (78, 2681274), (97, 2156076), (102, 2050386), (117, 1787516), (153, 1366924), (156, 1340637), (194, 1078038), (204, 1025193), (221, 946332), (234, 893758), (271, 771732), (291, 718692), (306, 683462), (388, 539019), (442, 473166), (468, 446879), (542, 385866), (582, 359346), (612, 341731), (663, 315444), (813, 257244), (873, 239564), (884, 236583), (1084, 192933), (1164, 179673), (1261, 165852), (1326, 157722), (1626, 128622), (1649, 126828), (1746, 119782), (1989, 105148), (2439, 85748), (2522, 82926), (2652, 78861), (3252, 64311), (3298, 63414), (3492, 59891), (3523, 59364), (3783, 55284), (3978, 52574), (4607, 45396), (4878, 42874), (4947, 42276), (5044, 41463), (6596, 31707), (7046, 29682), (7566, 27642), (7956, 26287), (9214, 22698), (9756, 21437), (9894, 21138), (10569, 19788), (11349, 18428), (13821, 15132), (14092, 14841)]