28372960

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1$

素因数の和:94

約数の個数: 192

約数和(自身を含む): 87091200

約数和(自身を除く): 58718240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 47, 49, 55, 56, 70, 77, 80, 88, 94, 98, 110, 112, 140, 154, 160, 176, 188, 196, 220, 224, 235, 245, 280, 308, 329, 343, 352, 376, 385, 392, 440, 470, 490, 517, 539, 560, 616, 658, 686, 752, 770, 784, 880, 940, 980, 1034, 1078, 1120, 1232, 1316, 1372, 1504, 1540, 1568, 1645, 1715, 1760, 1880, 1960, 2068, 2156, 2303, 2464, 2585, 2632, 2695, 2744, 3080, 3290, 3430, 3619, 3760, 3773, 3920, 4136, 4312, 4606, 5170, 5264, 5390, 5488, 6160, 6580, 6860, 7238, 7520, 7546, 7840, 8272, 8624, 9212, 10340, 10528, 10780, 10976, 11515, 12320, 13160, 13720, 14476, 15092, 16121, 16544, 17248, 18095, 18424, 18865, 20680, 21560, 23030, 25333, 26320, 27440, 28952, 30184, 32242, 36190, 36848, 37730, 41360, 43120, 46060, 50666, 52640, 54880, 57904, 60368, 64484, 72380, 73696, 75460, 80605, 82720, 86240, 92120, 101332, 115808, 120736, 126665, 128968, 144760, 150920, 161210, 177331, 184240, 202664, 253330, 257936, 289520, 301840, 322420, 354662, 368480, 405328, 506660, 515872, 579040, 603680, 644840, 709324, 810656, 886655, 1013320, 1289680, 1418648, 1773310, 2026640, 2579360, 2837296, 3546620, 4053280, 5674592, 7093240, 14186480, 28372960]

約数ペア:

[(1, 28372960), (2, 14186480), (4, 7093240), (5, 5674592), (7, 4053280), (8, 3546620), (10, 2837296), (11, 2579360), (14, 2026640), (16, 1773310), (20, 1418648), (22, 1289680), (28, 1013320), (32, 886655), (35, 810656), (40, 709324), (44, 644840), (47, 603680), (49, 579040), (55, 515872), (56, 506660), (70, 405328), (77, 368480), (80, 354662), (88, 322420), (94, 301840), (98, 289520), (110, 257936), (112, 253330), (140, 202664), (154, 184240), (160, 177331), (176, 161210), (188, 150920), (196, 144760), (220, 128968), (224, 126665), (235, 120736), (245, 115808), (280, 101332), (308, 92120), (329, 86240), (343, 82720), (352, 80605), (376, 75460), (385, 73696), (392, 72380), (440, 64484), (470, 60368), (490, 57904), (517, 54880), (539, 52640), (560, 50666), (616, 46060), (658, 43120), (686, 41360), (752, 37730), (770, 36848), (784, 36190), (880, 32242), (940, 30184), (980, 28952), (1034, 27440), (1078, 26320), (1120, 25333), (1232, 23030), (1316, 21560), (1372, 20680), (1504, 18865), (1540, 18424), (1568, 18095), (1645, 17248), (1715, 16544), (1760, 16121), (1880, 15092), (1960, 14476), (2068, 13720), (2156, 13160), (2303, 12320), (2464, 11515), (2585, 10976), (2632, 10780), (2695, 10528), (2744, 10340), (3080, 9212), (3290, 8624), (3430, 8272), (3619, 7840), (3760, 7546), (3773, 7520), (3920, 7238), (4136, 6860), (4312, 6580), (4606, 6160), (5170, 5488), (5264, 5390)]