39954420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1187}}^1$

素因数の和:1230

約数の個数: 144

約数和(自身を含む): 140107968

約数和(自身を除く): 100153548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 85, 90, 99, 102, 110, 132, 153, 165, 170, 180, 187, 198, 204, 220, 255, 306, 330, 340, 374, 396, 495, 510, 561, 612, 660, 748, 765, 935, 990, 1020, 1122, 1187, 1530, 1683, 1870, 1980, 2244, 2374, 2805, 3060, 3366, 3561, 3740, 4748, 5610, 5935, 6732, 7122, 8415, 10683, 11220, 11870, 13057, 14244, 16830, 17805, 20179, 21366, 23740, 26114, 33660, 35610, 39171, 40358, 42732, 52228, 53415, 60537, 65285, 71220, 78342, 80716, 100895, 106830, 117513, 121074, 130570, 156684, 181611, 195855, 201790, 213660, 221969, 235026, 242148, 261140, 302685, 363222, 391710, 403580, 443938, 470052, 587565, 605370, 665907, 726444, 783420, 887876, 908055, 1109845, 1175130, 1210740, 1331814, 1816110, 1997721, 2219690, 2350260, 2663628, 3329535, 3632220, 3995442, 4439380, 6659070, 7990884, 9988605, 13318140, 19977210, 39954420]

約数ペア:

[(1, 39954420), (2, 19977210), (3, 13318140), (4, 9988605), (5, 7990884), (6, 6659070), (9, 4439380), (10, 3995442), (11, 3632220), (12, 3329535), (15, 2663628), (17, 2350260), (18, 2219690), (20, 1997721), (22, 1816110), (30, 1331814), (33, 1210740), (34, 1175130), (36, 1109845), (44, 908055), (45, 887876), (51, 783420), (55, 726444), (60, 665907), (66, 605370), (68, 587565), (85, 470052), (90, 443938), (99, 403580), (102, 391710), (110, 363222), (132, 302685), (153, 261140), (165, 242148), (170, 235026), (180, 221969), (187, 213660), (198, 201790), (204, 195855), (220, 181611), (255, 156684), (306, 130570), (330, 121074), (340, 117513), (374, 106830), (396, 100895), (495, 80716), (510, 78342), (561, 71220), (612, 65285), (660, 60537), (748, 53415), (765, 52228), (935, 42732), (990, 40358), (1020, 39171), (1122, 35610), (1187, 33660), (1530, 26114), (1683, 23740), (1870, 21366), (1980, 20179), (2244, 17805), (2374, 16830), (2805, 14244), (3060, 13057), (3366, 11870), (3561, 11220), (3740, 10683), (4748, 8415), (5610, 7122), (5935, 6732)]