15278760

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:117

約数の個数: 256

約数和(自身を含む): 60825600

約数和(自身を除く): 45546840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 43, 45, 47, 54, 56, 60, 63, 70, 72, 84, 86, 90, 94, 105, 108, 120, 126, 129, 135, 140, 141, 168, 172, 180, 188, 189, 210, 215, 216, 235, 252, 258, 270, 280, 282, 301, 315, 329, 344, 360, 376, 378, 387, 420, 423, 430, 470, 504, 516, 540, 564, 602, 630, 645, 658, 705, 756, 774, 840, 846, 860, 903, 940, 945, 987, 1032, 1080, 1128, 1161, 1204, 1260, 1269, 1290, 1316, 1410, 1505, 1512, 1548, 1645, 1692, 1720, 1806, 1880, 1890, 1935, 1974, 2021, 2115, 2322, 2408, 2520, 2538, 2580, 2632, 2709, 2820, 2961, 3010, 3096, 3290, 3384, 3612, 3780, 3870, 3948, 4042, 4230, 4515, 4644, 4935, 5076, 5160, 5418, 5640, 5805, 5922, 6020, 6063, 6345, 6580, 7224, 7560, 7740, 7896, 8084, 8127, 8460, 8883, 9030, 9288, 9870, 10105, 10152, 10836, 11610, 11844, 12040, 12126, 12690, 13160, 13545, 14147, 14805, 15480, 16168, 16254, 16920, 17766, 18060, 18189, 19740, 20210, 21672, 23220, 23688, 24252, 25380, 27090, 28294, 29610, 30315, 32508, 35532, 36120, 36378, 39480, 40420, 40635, 42441, 44415, 46440, 48504, 50760, 54180, 54567, 56588, 59220, 60630, 65016, 70735, 71064, 72756, 80840, 81270, 84882, 88830, 90945, 108360, 109134, 113176, 118440, 121260, 127323, 141470, 145512, 162540, 169764, 177660, 181890, 212205, 218268, 242520, 254646, 272835, 282940, 325080, 339528, 355320, 363780, 381969, 424410, 436536, 509292, 545670, 565880, 636615, 727560, 763938, 848820, 1018584, 1091340, 1273230, 1527876, 1697640, 1909845, 2182680, 2546460, 3055752, 3819690, 5092920, 7639380, 15278760]

約数ペア:

[(1, 15278760), (2, 7639380), (3, 5092920), (4, 3819690), (5, 3055752), (6, 2546460), (7, 2182680), (8, 1909845), (9, 1697640), (10, 1527876), (12, 1273230), (14, 1091340), (15, 1018584), (18, 848820), (20, 763938), (21, 727560), (24, 636615), (27, 565880), (28, 545670), (30, 509292), (35, 436536), (36, 424410), (40, 381969), (42, 363780), (43, 355320), (45, 339528), (47, 325080), (54, 282940), (56, 272835), (60, 254646), (63, 242520), (70, 218268), (72, 212205), (84, 181890), (86, 177660), (90, 169764), (94, 162540), (105, 145512), (108, 141470), (120, 127323), (126, 121260), (129, 118440), (135, 113176), (140, 109134), (141, 108360), (168, 90945), (172, 88830), (180, 84882), (188, 81270), (189, 80840), (210, 72756), (215, 71064), (216, 70735), (235, 65016), (252, 60630), (258, 59220), (270, 56588), (280, 54567), (282, 54180), (301, 50760), (315, 48504), (329, 46440), (344, 44415), (360, 42441), (376, 40635), (378, 40420), (387, 39480), (420, 36378), (423, 36120), (430, 35532), (470, 32508), (504, 30315), (516, 29610), (540, 28294), (564, 27090), (602, 25380), (630, 24252), (645, 23688), (658, 23220), (705, 21672), (756, 20210), (774, 19740), (840, 18189), (846, 18060), (860, 17766), (903, 16920), (940, 16254), (945, 16168), (987, 15480), (1032, 14805), (1080, 14147), (1128, 13545), (1161, 13160), (1204, 12690), (1260, 12126), (1269, 12040), (1290, 11844), (1316, 11610), (1410, 10836), (1505, 10152), (1512, 10105), (1548, 9870), (1645, 9288), (1692, 9030), (1720, 8883), (1806, 8460), (1880, 8127), (1890, 8084), (1935, 7896), (1974, 7740), (2021, 7560), (2115, 7224), (2322, 6580), (2408, 6345), (2520, 6063), (2538, 6020), (2580, 5922), (2632, 5805), (2709, 5640), (2820, 5418), (2961, 5160), (3010, 5076), (3096, 4935), (3290, 4644), (3384, 4515), (3612, 4230), (3780, 4042), (3870, 3948)]