20343711420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{383}}^1\times {\mathrm{1097}}^1$

素因数の和:1764

約数の個数: 144

約数和(自身を含む): 62156989440

約数和(自身を除く): 41813278020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 383, 538, 766, 807, 1076, 1097, 1149, 1345, 1532, 1614, 1915, 2194, 2298, 2421, 2690, 3228, 3291, 3447, 3830, 4035, 4388, 4596, 4842, 5380, 5485, 5745, 6582, 6894, 7660, 8070, 9684, 9873, 10970, 11490, 12105, 13164, 13788, 16140, 16455, 17235, 19746, 21940, 22980, 24210, 32910, 34470, 39492, 48420, 49365, 65820, 68940, 98730, 103027, 197460, 206054, 295093, 309081, 412108, 420151, 515135, 590186, 618162, 840302, 885279, 927243, 1030270, 1180372, 1236324, 1260453, 1475465, 1545405, 1680604, 1770558, 1854486, 2060540, 2100755, 2520906, 2655837, 2950930, 3090810, 3541116, 3708972, 3781359, 4201510, 4426395, 4636215, 5041812, 5311674, 5901860, 6181620, 6302265, 7562718, 8403020, 8852790, 9272430, 10623348, 12604530, 13279185, 15125436, 17705580, 18544860, 18906795, 25209060, 26558370, 37813590, 53116740, 75627180, 113020619, 226041238, 339061857, 452082476, 565103095, 678123714, 1017185571, 1130206190, 1356247428, 1695309285, 2034371142, 2260412380, 3390618570, 4068742284, 5085927855, 6781237140, 10171855710, 20343711420]

約数ペア:

[(1, 20343711420), (2, 10171855710), (3, 6781237140), (4, 5085927855), (5, 4068742284), (6, 3390618570), (9, 2260412380), (10, 2034371142), (12, 1695309285), (15, 1356247428), (18, 1130206190), (20, 1017185571), (30, 678123714), (36, 565103095), (45, 452082476), (60, 339061857), (90, 226041238), (180, 113020619), (269, 75627180), (383, 53116740), (538, 37813590), (766, 26558370), (807, 25209060), (1076, 18906795), (1097, 18544860), (1149, 17705580), (1345, 15125436), (1532, 13279185), (1614, 12604530), (1915, 10623348), (2194, 9272430), (2298, 8852790), (2421, 8403020), (2690, 7562718), (3228, 6302265), (3291, 6181620), (3447, 5901860), (3830, 5311674), (4035, 5041812), (4388, 4636215), (4596, 4426395), (4842, 4201510), (5380, 3781359), (5485, 3708972), (5745, 3541116), (6582, 3090810), (6894, 2950930), (7660, 2655837), (8070, 2520906), (9684, 2100755), (9873, 2060540), (10970, 1854486), (11490, 1770558), (12105, 1680604), (13164, 1545405), (13788, 1475465), (16140, 1260453), (16455, 1236324), (17235, 1180372), (19746, 1030270), (21940, 927243), (22980, 885279), (24210, 840302), (32910, 618162), (34470, 590186), (39492, 515135), (48420, 420151), (49365, 412108), (65820, 309081), (68940, 295093), (98730, 206054), (103027, 197460)]