28353780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1$

素因数の和:615

約数の個数: 192

約数和(自身を含む): 108756480

約数和(自身を除く): 80402700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 351, 364, 378, 390, 420, 455, 468, 540, 546, 577, 585, 630, 702, 756, 780, 819, 910, 945, 1092, 1154, 1170, 1260, 1365, 1404, 1638, 1731, 1755, 1820, 1890, 2308, 2340, 2457, 2730, 2885, 3276, 3462, 3510, 3780, 4039, 4095, 4914, 5193, 5460, 5770, 6924, 7020, 7501, 8078, 8190, 8655, 9828, 10386, 11540, 12117, 12285, 15002, 15579, 16156, 16380, 17310, 20195, 20772, 22503, 24234, 24570, 25965, 30004, 31158, 34620, 36351, 37505, 40390, 45006, 48468, 49140, 51930, 52507, 60585, 62316, 67509, 72702, 75010, 77895, 80780, 90012, 103860, 105014, 109053, 112515, 121170, 135018, 145404, 150020, 155790, 157521, 181755, 202527, 210028, 218106, 225030, 242340, 262535, 270036, 311580, 315042, 337545, 363510, 405054, 436212, 450060, 472563, 525070, 545265, 630084, 675090, 727020, 787605, 810108, 945126, 1012635, 1050140, 1090530, 1350180, 1417689, 1575210, 1890252, 2025270, 2181060, 2362815, 2835378, 3150420, 4050540, 4725630, 5670756, 7088445, 9451260, 14176890, 28353780]

約数ペア:

[(1, 28353780), (2, 14176890), (3, 9451260), (4, 7088445), (5, 5670756), (6, 4725630), (7, 4050540), (9, 3150420), (10, 2835378), (12, 2362815), (13, 2181060), (14, 2025270), (15, 1890252), (18, 1575210), (20, 1417689), (21, 1350180), (26, 1090530), (27, 1050140), (28, 1012635), (30, 945126), (35, 810108), (36, 787605), (39, 727020), (42, 675090), (45, 630084), (52, 545265), (54, 525070), (60, 472563), (63, 450060), (65, 436212), (70, 405054), (78, 363510), (84, 337545), (90, 315042), (91, 311580), (105, 270036), (108, 262535), (117, 242340), (126, 225030), (130, 218106), (135, 210028), (140, 202527), (156, 181755), (180, 157521), (182, 155790), (189, 150020), (195, 145404), (210, 135018), (234, 121170), (252, 112515), (260, 109053), (270, 105014), (273, 103860), (315, 90012), (351, 80780), (364, 77895), (378, 75010), (390, 72702), (420, 67509), (455, 62316), (468, 60585), (540, 52507), (546, 51930), (577, 49140), (585, 48468), (630, 45006), (702, 40390), (756, 37505), (780, 36351), (819, 34620), (910, 31158), (945, 30004), (1092, 25965), (1154, 24570), (1170, 24234), (1260, 22503), (1365, 20772), (1404, 20195), (1638, 17310), (1731, 16380), (1755, 16156), (1820, 15579), (1890, 15002), (2308, 12285), (2340, 12117), (2457, 11540), (2730, 10386), (2885, 9828), (3276, 8655), (3462, 8190), (3510, 8078), (3780, 7501), (4039, 7020), (4095, 6924), (4914, 5770), (5193, 5460)]