28724640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:211

約数の個数: 192

約数和(自身を含む): 105670656

約数和(自身を除く): 76946016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 83, 84, 96, 103, 105, 112, 120, 140, 160, 166, 168, 206, 210, 224, 240, 249, 280, 309, 332, 336, 412, 415, 420, 480, 498, 515, 560, 581, 618, 664, 672, 721, 824, 830, 840, 996, 1030, 1120, 1162, 1236, 1245, 1328, 1442, 1545, 1648, 1660, 1680, 1743, 1992, 2060, 2163, 2324, 2472, 2490, 2656, 2884, 2905, 3090, 3296, 3320, 3360, 3486, 3605, 3984, 4120, 4326, 4648, 4944, 4980, 5768, 5810, 6180, 6640, 6972, 7210, 7968, 8240, 8549, 8652, 8715, 9296, 9888, 9960, 10815, 11536, 11620, 12360, 13280, 13944, 14420, 16480, 17098, 17304, 17430, 18592, 19920, 21630, 23072, 23240, 24720, 25647, 27888, 28840, 34196, 34608, 34860, 39840, 42745, 43260, 46480, 49440, 51294, 55776, 57680, 59843, 68392, 69216, 69720, 85490, 86520, 92960, 102588, 115360, 119686, 128235, 136784, 139440, 170980, 173040, 179529, 205176, 239372, 256470, 273568, 278880, 299215, 341960, 346080, 359058, 410352, 478744, 512940, 598430, 683920, 718116, 820704, 897645, 957488, 1025880, 1196860, 1367840, 1436232, 1795290, 1914976, 2051760, 2393720, 2872464, 3590580, 4103520, 4787440, 5744928, 7181160, 9574880, 14362320, 28724640]

約数ペア:

[(1, 28724640), (2, 14362320), (3, 9574880), (4, 7181160), (5, 5744928), (6, 4787440), (7, 4103520), (8, 3590580), (10, 2872464), (12, 2393720), (14, 2051760), (15, 1914976), (16, 1795290), (20, 1436232), (21, 1367840), (24, 1196860), (28, 1025880), (30, 957488), (32, 897645), (35, 820704), (40, 718116), (42, 683920), (48, 598430), (56, 512940), (60, 478744), (70, 410352), (80, 359058), (83, 346080), (84, 341960), (96, 299215), (103, 278880), (105, 273568), (112, 256470), (120, 239372), (140, 205176), (160, 179529), (166, 173040), (168, 170980), (206, 139440), (210, 136784), (224, 128235), (240, 119686), (249, 115360), (280, 102588), (309, 92960), (332, 86520), (336, 85490), (412, 69720), (415, 69216), (420, 68392), (480, 59843), (498, 57680), (515, 55776), (560, 51294), (581, 49440), (618, 46480), (664, 43260), (672, 42745), (721, 39840), (824, 34860), (830, 34608), (840, 34196), (996, 28840), (1030, 27888), (1120, 25647), (1162, 24720), (1236, 23240), (1245, 23072), (1328, 21630), (1442, 19920), (1545, 18592), (1648, 17430), (1660, 17304), (1680, 17098), (1743, 16480), (1992, 14420), (2060, 13944), (2163, 13280), (2324, 12360), (2472, 11620), (2490, 11536), (2656, 10815), (2884, 9960), (2905, 9888), (3090, 9296), (3296, 8715), (3320, 8652), (3360, 8549), (3486, 8240), (3605, 7968), (3984, 7210), (4120, 6972), (4326, 6640), (4648, 6180), (4944, 5810), (4980, 5768)]