261572808

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1013}}^1$

素因数の和:1111

約数の個数: 128

約数和(自身を含む): 788486400

約数和(自身を除く): 526913592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 53, 56, 58, 84, 87, 106, 116, 159, 168, 174, 203, 212, 232, 318, 348, 371, 406, 424, 609, 636, 696, 742, 812, 1013, 1113, 1218, 1272, 1484, 1537, 1624, 2026, 2226, 2436, 2968, 3039, 3074, 4052, 4452, 4611, 4872, 6078, 6148, 7091, 8104, 8904, 9222, 10759, 12156, 12296, 14182, 18444, 21273, 21518, 24312, 28364, 29377, 32277, 36888, 42546, 43036, 53689, 56728, 58754, 64554, 85092, 86072, 88131, 107378, 117508, 129108, 161067, 170184, 176262, 205639, 214756, 235016, 258216, 322134, 352524, 375823, 411278, 429512, 616917, 644268, 705048, 751646, 822556, 1127469, 1233834, 1288536, 1503292, 1556981, 1645112, 2254938, 2467668, 3006584, 3113962, 4509876, 4670943, 4935336, 6227924, 9019752, 9341886, 10898867, 12455848, 18683772, 21797734, 32696601, 37367544, 43595468, 65393202, 87190936, 130786404, 261572808]

約数ペア:

[(1, 261572808), (2, 130786404), (3, 87190936), (4, 65393202), (6, 43595468), (7, 37367544), (8, 32696601), (12, 21797734), (14, 18683772), (21, 12455848), (24, 10898867), (28, 9341886), (29, 9019752), (42, 6227924), (53, 4935336), (56, 4670943), (58, 4509876), (84, 3113962), (87, 3006584), (106, 2467668), (116, 2254938), (159, 1645112), (168, 1556981), (174, 1503292), (203, 1288536), (212, 1233834), (232, 1127469), (318, 822556), (348, 751646), (371, 705048), (406, 644268), (424, 616917), (609, 429512), (636, 411278), (696, 375823), (742, 352524), (812, 322134), (1013, 258216), (1113, 235016), (1218, 214756), (1272, 205639), (1484, 176262), (1537, 170184), (1624, 161067), (2026, 129108), (2226, 117508), (2436, 107378), (2968, 88131), (3039, 86072), (3074, 85092), (4052, 64554), (4452, 58754), (4611, 56728), (4872, 53689), (6078, 43036), (6148, 42546), (7091, 36888), (8104, 32277), (8904, 29377), (9222, 28364), (10759, 24312), (12156, 21518), (12296, 21273), (14182, 18444)]