91771120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:639

約数の個数: 120

約数和(自身を含む): 254702448

約数和(自身を除く): 162931328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 164, 196, 205, 245, 280, 287, 328, 392, 410, 490, 560, 571, 574, 656, 784, 820, 980, 1142, 1148, 1435, 1640, 1960, 2009, 2284, 2296, 2855, 2870, 3280, 3920, 3997, 4018, 4568, 4592, 5710, 5740, 7994, 8036, 9136, 10045, 11420, 11480, 15988, 16072, 19985, 20090, 22840, 22960, 23411, 27979, 31976, 32144, 39970, 40180, 45680, 46822, 55958, 63952, 79940, 80360, 93644, 111916, 117055, 139895, 159880, 160720, 163877, 187288, 223832, 234110, 279790, 319760, 327754, 374576, 447664, 468220, 559580, 655508, 819385, 936440, 1119160, 1147139, 1311016, 1638770, 1872880, 2238320, 2294278, 2622032, 3277540, 4588556, 5735695, 6555080, 9177112, 11471390, 13110160, 18354224, 22942780, 45885560, 91771120]

約数ペア:

[(1, 91771120), (2, 45885560), (4, 22942780), (5, 18354224), (7, 13110160), (8, 11471390), (10, 9177112), (14, 6555080), (16, 5735695), (20, 4588556), (28, 3277540), (35, 2622032), (40, 2294278), (41, 2238320), (49, 1872880), (56, 1638770), (70, 1311016), (80, 1147139), (82, 1119160), (98, 936440), (112, 819385), (140, 655508), (164, 559580), (196, 468220), (205, 447664), (245, 374576), (280, 327754), (287, 319760), (328, 279790), (392, 234110), (410, 223832), (490, 187288), (560, 163877), (571, 160720), (574, 159880), (656, 139895), (784, 117055), (820, 111916), (980, 93644), (1142, 80360), (1148, 79940), (1435, 63952), (1640, 55958), (1960, 46822), (2009, 45680), (2284, 40180), (2296, 39970), (2855, 32144), (2870, 31976), (3280, 27979), (3920, 23411), (3997, 22960), (4018, 22840), (4568, 20090), (4592, 19985), (5710, 16072), (5740, 15988), (7994, 11480), (8036, 11420), (9136, 10045)]