28346640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:429

約数の個数: 160

約数和(自身を含む): 102850560

約数和(自身を除く): 74503920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 105, 112, 120, 140, 141, 168, 188, 210, 235, 240, 280, 282, 329, 336, 359, 376, 420, 470, 560, 564, 658, 705, 718, 752, 840, 940, 987, 1077, 1128, 1316, 1410, 1436, 1645, 1680, 1795, 1880, 1974, 2154, 2256, 2513, 2632, 2820, 2872, 3290, 3590, 3760, 3948, 4308, 4935, 5026, 5264, 5385, 5640, 5744, 6580, 7180, 7539, 7896, 8616, 9870, 10052, 10770, 11280, 12565, 13160, 14360, 15078, 15792, 16873, 17232, 19740, 20104, 21540, 25130, 26320, 28720, 30156, 33746, 37695, 39480, 40208, 43080, 50260, 50619, 60312, 67492, 75390, 78960, 84365, 86160, 100520, 101238, 118111, 120624, 134984, 150780, 168730, 201040, 202476, 236222, 253095, 269968, 301560, 337460, 354333, 404952, 472444, 506190, 590555, 603120, 674920, 708666, 809904, 944888, 1012380, 1181110, 1349840, 1417332, 1771665, 1889776, 2024760, 2362220, 2834664, 3543330, 4049520, 4724440, 5669328, 7086660, 9448880, 14173320, 28346640]

約数ペア:

[(1, 28346640), (2, 14173320), (3, 9448880), (4, 7086660), (5, 5669328), (6, 4724440), (7, 4049520), (8, 3543330), (10, 2834664), (12, 2362220), (14, 2024760), (15, 1889776), (16, 1771665), (20, 1417332), (21, 1349840), (24, 1181110), (28, 1012380), (30, 944888), (35, 809904), (40, 708666), (42, 674920), (47, 603120), (48, 590555), (56, 506190), (60, 472444), (70, 404952), (80, 354333), (84, 337460), (94, 301560), (105, 269968), (112, 253095), (120, 236222), (140, 202476), (141, 201040), (168, 168730), (188, 150780), (210, 134984), (235, 120624), (240, 118111), (280, 101238), (282, 100520), (329, 86160), (336, 84365), (359, 78960), (376, 75390), (420, 67492), (470, 60312), (560, 50619), (564, 50260), (658, 43080), (705, 40208), (718, 39480), (752, 37695), (840, 33746), (940, 30156), (987, 28720), (1077, 26320), (1128, 25130), (1316, 21540), (1410, 20104), (1436, 19740), (1645, 17232), (1680, 16873), (1795, 15792), (1880, 15078), (1974, 14360), (2154, 13160), (2256, 12565), (2513, 11280), (2632, 10770), (2820, 10052), (2872, 9870), (3290, 8616), (3590, 7896), (3760, 7539), (3948, 7180), (4308, 6580), (4935, 5744), (5026, 5640), (5264, 5385)]