80223780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2099}}^1$

素因数の和:2138

約数の個数: 144

約数和(自身を含む): 281534400

約数和(自身を除く): 201310620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2099, 2548, 2730, 2940, 3185, 3822, 4198, 5460, 6297, 6370, 7644, 8396, 9555, 10495, 12594, 12740, 14693, 19110, 20990, 25188, 27287, 29386, 31485, 38220, 41980, 44079, 54574, 58772, 62970, 73465, 81861, 88158, 102851, 109148, 125940, 136435, 146930, 163722, 176316, 191009, 205702, 220395, 272870, 293860, 308553, 327444, 382018, 409305, 411404, 440790, 514255, 545740, 573027, 617106, 764036, 818610, 881580, 955045, 1028510, 1146054, 1234212, 1337063, 1542765, 1637220, 1910090, 2057020, 2292108, 2674126, 2865135, 3085530, 3820180, 4011189, 5348252, 5730270, 6171060, 6685315, 8022378, 11460540, 13370630, 16044756, 20055945, 26741260, 40111890, 80223780]

約数ペア:

[(1, 80223780), (2, 40111890), (3, 26741260), (4, 20055945), (5, 16044756), (6, 13370630), (7, 11460540), (10, 8022378), (12, 6685315), (13, 6171060), (14, 5730270), (15, 5348252), (20, 4011189), (21, 3820180), (26, 3085530), (28, 2865135), (30, 2674126), (35, 2292108), (39, 2057020), (42, 1910090), (49, 1637220), (52, 1542765), (60, 1337063), (65, 1234212), (70, 1146054), (78, 1028510), (84, 955045), (91, 881580), (98, 818610), (105, 764036), (130, 617106), (140, 573027), (147, 545740), (156, 514255), (182, 440790), (195, 411404), (196, 409305), (210, 382018), (245, 327444), (260, 308553), (273, 293860), (294, 272870), (364, 220395), (390, 205702), (420, 191009), (455, 176316), (490, 163722), (546, 146930), (588, 136435), (637, 125940), (735, 109148), (780, 102851), (910, 88158), (980, 81861), (1092, 73465), (1274, 62970), (1365, 58772), (1470, 54574), (1820, 44079), (1911, 41980), (2099, 38220), (2548, 31485), (2730, 29386), (2940, 27287), (3185, 25188), (3822, 20990), (4198, 19110), (5460, 14693), (6297, 12740), (6370, 12594), (7644, 10495), (8396, 9555)]