291035880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:564

約数の個数: 192

約数和(自身を含む): 996699600

約数和(自身を除く): 705663720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 61, 72, 87, 90, 116, 120, 122, 145, 174, 180, 183, 232, 244, 261, 290, 305, 348, 360, 366, 435, 457, 488, 522, 549, 580, 610, 696, 732, 870, 914, 915, 1044, 1098, 1160, 1220, 1305, 1371, 1464, 1740, 1769, 1828, 1830, 2088, 2196, 2285, 2440, 2610, 2742, 2745, 3480, 3538, 3656, 3660, 4113, 4392, 4570, 5220, 5307, 5484, 5490, 6855, 7076, 7320, 8226, 8845, 9140, 10440, 10614, 10968, 10980, 13253, 13710, 14152, 15921, 16452, 17690, 18280, 20565, 21228, 21960, 26506, 26535, 27420, 27877, 31842, 32904, 35380, 39759, 41130, 42456, 53012, 53070, 54840, 55754, 63684, 66265, 70760, 79518, 79605, 82260, 83631, 106024, 106140, 111508, 119277, 127368, 132530, 139385, 159036, 159210, 164520, 167262, 198795, 212280, 223016, 238554, 250893, 265060, 278770, 318072, 318420, 334524, 397590, 418155, 477108, 501786, 530120, 557540, 596385, 636840, 669048, 795180, 808433, 836310, 954216, 1003572, 1115080, 1192770, 1254465, 1590360, 1616866, 1672620, 2007144, 2385540, 2425299, 2508930, 3233732, 3345240, 4042165, 4771080, 4850598, 5017860, 6467464, 7275897, 8084330, 9701196, 10035720, 12126495, 14551794, 16168660, 19402392, 24252990, 29103588, 32337320, 36379485, 48505980, 58207176, 72758970, 97011960, 145517940, 291035880]

約数ペア:

[(1, 291035880), (2, 145517940), (3, 97011960), (4, 72758970), (5, 58207176), (6, 48505980), (8, 36379485), (9, 32337320), (10, 29103588), (12, 24252990), (15, 19402392), (18, 16168660), (20, 14551794), (24, 12126495), (29, 10035720), (30, 9701196), (36, 8084330), (40, 7275897), (45, 6467464), (58, 5017860), (60, 4850598), (61, 4771080), (72, 4042165), (87, 3345240), (90, 3233732), (116, 2508930), (120, 2425299), (122, 2385540), (145, 2007144), (174, 1672620), (180, 1616866), (183, 1590360), (232, 1254465), (244, 1192770), (261, 1115080), (290, 1003572), (305, 954216), (348, 836310), (360, 808433), (366, 795180), (435, 669048), (457, 636840), (488, 596385), (522, 557540), (549, 530120), (580, 501786), (610, 477108), (696, 418155), (732, 397590), (870, 334524), (914, 318420), (915, 318072), (1044, 278770), (1098, 265060), (1160, 250893), (1220, 238554), (1305, 223016), (1371, 212280), (1464, 198795), (1740, 167262), (1769, 164520), (1828, 159210), (1830, 159036), (2088, 139385), (2196, 132530), (2285, 127368), (2440, 119277), (2610, 111508), (2742, 106140), (2745, 106024), (3480, 83631), (3538, 82260), (3656, 79605), (3660, 79518), (4113, 70760), (4392, 66265), (4570, 63684), (5220, 55754), (5307, 54840), (5484, 53070), (5490, 53012), (6855, 42456), (7076, 41130), (7320, 39759), (8226, 35380), (8845, 32904), (9140, 31842), (10440, 27877), (10614, 27420), (10968, 26535), (10980, 26506), (13253, 21960), (13710, 21228), (14152, 20565), (15921, 18280), (16452, 17690)]