180550160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:349

約数の個数: 160

約数和(自身を含む): 514252800

約数和(自身を除く): 333702640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 71, 76, 80, 95, 112, 133, 140, 142, 152, 190, 239, 266, 280, 284, 304, 355, 380, 478, 497, 532, 560, 568, 665, 710, 760, 956, 994, 1064, 1136, 1195, 1330, 1349, 1420, 1520, 1673, 1912, 1988, 2128, 2390, 2485, 2660, 2698, 2840, 3346, 3824, 3976, 4541, 4780, 4970, 5320, 5396, 5680, 6692, 6745, 7952, 8365, 9082, 9443, 9560, 9940, 10640, 10792, 13384, 13490, 16730, 16969, 18164, 18886, 19120, 19880, 21584, 22705, 26768, 26980, 31787, 33460, 33938, 36328, 37772, 39760, 45410, 47215, 53960, 63574, 66920, 67876, 72656, 75544, 84845, 90820, 94430, 107920, 118783, 127148, 133840, 135752, 151088, 158935, 169690, 181640, 188860, 237566, 254296, 271504, 317870, 322411, 339380, 363280, 377720, 475132, 508592, 593915, 635740, 644822, 678760, 755440, 950264, 1187830, 1271480, 1289644, 1357520, 1612055, 1900528, 2256877, 2375660, 2542960, 2579288, 3224110, 4513754, 4751320, 5158576, 6448220, 9027508, 9502640, 11284385, 12896440, 18055016, 22568770, 25792880, 36110032, 45137540, 90275080, 180550160]

約数ペア:

[(1, 180550160), (2, 90275080), (4, 45137540), (5, 36110032), (7, 25792880), (8, 22568770), (10, 18055016), (14, 12896440), (16, 11284385), (19, 9502640), (20, 9027508), (28, 6448220), (35, 5158576), (38, 4751320), (40, 4513754), (56, 3224110), (70, 2579288), (71, 2542960), (76, 2375660), (80, 2256877), (95, 1900528), (112, 1612055), (133, 1357520), (140, 1289644), (142, 1271480), (152, 1187830), (190, 950264), (239, 755440), (266, 678760), (280, 644822), (284, 635740), (304, 593915), (355, 508592), (380, 475132), (478, 377720), (497, 363280), (532, 339380), (560, 322411), (568, 317870), (665, 271504), (710, 254296), (760, 237566), (956, 188860), (994, 181640), (1064, 169690), (1136, 158935), (1195, 151088), (1330, 135752), (1349, 133840), (1420, 127148), (1520, 118783), (1673, 107920), (1912, 94430), (1988, 90820), (2128, 84845), (2390, 75544), (2485, 72656), (2660, 67876), (2698, 66920), (2840, 63574), (3346, 53960), (3824, 47215), (3976, 45410), (4541, 39760), (4780, 37772), (4970, 36328), (5320, 33938), (5396, 33460), (5680, 31787), (6692, 26980), (6745, 26768), (7952, 22705), (8365, 21584), (9082, 19880), (9443, 19120), (9560, 18886), (9940, 18164), (10640, 16969), (10792, 16730), (13384, 13490)]