80190180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2053}}^1$

素因数の和:2106

約数の個数: 144

約数和(自身を含む): 287099904

約数和(自身を除く): 206909724

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2053, 2170, 2604, 2790, 3255, 3906, 4106, 4340, 5580, 6159, 6510, 7812, 8212, 9765, 10265, 12318, 13020, 14371, 18477, 19530, 20530, 24636, 28742, 30795, 36954, 39060, 41060, 43113, 57484, 61590, 63643, 71855, 73908, 86226, 92385, 123180, 127286, 129339, 143710, 172452, 184770, 190929, 215565, 254572, 258678, 287420, 318215, 369540, 381858, 431130, 445501, 517356, 572787, 636430, 646695, 763716, 862260, 891002, 954645, 1145574, 1272860, 1293390, 1336503, 1782004, 1909290, 2227505, 2291148, 2586780, 2673006, 2863935, 3818580, 4009509, 4455010, 5346012, 5727870, 6682515, 8019018, 8910020, 11455740, 13365030, 16038036, 20047545, 26730060, 40095090, 80190180]

約数ペア:

[(1, 80190180), (2, 40095090), (3, 26730060), (4, 20047545), (5, 16038036), (6, 13365030), (7, 11455740), (9, 8910020), (10, 8019018), (12, 6682515), (14, 5727870), (15, 5346012), (18, 4455010), (20, 4009509), (21, 3818580), (28, 2863935), (30, 2673006), (31, 2586780), (35, 2291148), (36, 2227505), (42, 1909290), (45, 1782004), (60, 1336503), (62, 1293390), (63, 1272860), (70, 1145574), (84, 954645), (90, 891002), (93, 862260), (105, 763716), (124, 646695), (126, 636430), (140, 572787), (155, 517356), (180, 445501), (186, 431130), (210, 381858), (217, 369540), (252, 318215), (279, 287420), (310, 258678), (315, 254572), (372, 215565), (420, 190929), (434, 184770), (465, 172452), (558, 143710), (620, 129339), (630, 127286), (651, 123180), (868, 92385), (930, 86226), (1085, 73908), (1116, 71855), (1260, 63643), (1302, 61590), (1395, 57484), (1860, 43113), (1953, 41060), (2053, 39060), (2170, 36954), (2604, 30795), (2790, 28742), (3255, 24636), (3906, 20530), (4106, 19530), (4340, 18477), (5580, 14371), (6159, 13020), (6510, 12318), (7812, 10265), (8212, 9765)]