18010380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:487

約数の個数: 96

約数和(自身を含む): 54448128

約数和(自身を除く): 36437748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 46, 60, 62, 69, 92, 93, 115, 124, 138, 155, 186, 230, 276, 310, 345, 372, 421, 460, 465, 620, 690, 713, 842, 930, 1263, 1380, 1426, 1684, 1860, 2105, 2139, 2526, 2852, 3565, 4210, 4278, 5052, 6315, 7130, 8420, 8556, 9683, 10695, 12630, 13051, 14260, 19366, 21390, 25260, 26102, 29049, 38732, 39153, 42780, 48415, 52204, 58098, 65255, 78306, 96830, 116196, 130510, 145245, 156612, 193660, 195765, 261020, 290490, 300173, 391530, 580980, 600346, 783060, 900519, 1200692, 1500865, 1801038, 3001730, 3602076, 4502595, 6003460, 9005190, 18010380]

約数ペア:

[(1, 18010380), (2, 9005190), (3, 6003460), (4, 4502595), (5, 3602076), (6, 3001730), (10, 1801038), (12, 1500865), (15, 1200692), (20, 900519), (23, 783060), (30, 600346), (31, 580980), (46, 391530), (60, 300173), (62, 290490), (69, 261020), (92, 195765), (93, 193660), (115, 156612), (124, 145245), (138, 130510), (155, 116196), (186, 96830), (230, 78306), (276, 65255), (310, 58098), (345, 52204), (372, 48415), (421, 42780), (460, 39153), (465, 38732), (620, 29049), (690, 26102), (713, 25260), (842, 21390), (930, 19366), (1263, 14260), (1380, 13051), (1426, 12630), (1684, 10695), (1860, 9683), (2105, 8556), (2139, 8420), (2526, 7130), (2852, 6315), (3565, 5052), (4210, 4278)]