18003870

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 50319360

約数和(自身を除く): 32315490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 90, 93, 135, 155, 162, 186, 239, 243, 270, 279, 310, 405, 465, 478, 486, 558, 717, 810, 837, 930, 1195, 1215, 1395, 1434, 1674, 2151, 2390, 2430, 2511, 2790, 3585, 4185, 4302, 5022, 6453, 7170, 7409, 7533, 8370, 10755, 12555, 12906, 14818, 15066, 19359, 21510, 22227, 25110, 32265, 37045, 37665, 38718, 44454, 58077, 64530, 66681, 74090, 75330, 96795, 111135, 116154, 133362, 193590, 200043, 222270, 290385, 333405, 400086, 580770, 600129, 666810, 1000215, 1200258, 1800387, 2000430, 3000645, 3600774, 6001290, 9001935, 18003870]

約数ペア:

[(1, 18003870), (2, 9001935), (3, 6001290), (5, 3600774), (6, 3000645), (9, 2000430), (10, 1800387), (15, 1200258), (18, 1000215), (27, 666810), (30, 600129), (31, 580770), (45, 400086), (54, 333405), (62, 290385), (81, 222270), (90, 200043), (93, 193590), (135, 133362), (155, 116154), (162, 111135), (186, 96795), (239, 75330), (243, 74090), (270, 66681), (279, 64530), (310, 58077), (405, 44454), (465, 38718), (478, 37665), (486, 37045), (558, 32265), (717, 25110), (810, 22227), (837, 21510), (930, 19359), (1195, 15066), (1215, 14818), (1395, 12906), (1434, 12555), (1674, 10755), (2151, 8370), (2390, 7533), (2430, 7409), (2511, 7170), (2790, 6453), (3585, 5022), (4185, 4302)]