1380509220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1423}}^1$

素因数の和:1514

約数の個数: 192

約数和(自身を含む): 4363591680

約数和(自身を除く): 2983082460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 37, 38, 46, 57, 60, 69, 74, 76, 92, 95, 111, 114, 115, 138, 148, 185, 190, 222, 228, 230, 276, 285, 345, 370, 380, 437, 444, 460, 555, 570, 690, 703, 740, 851, 874, 1110, 1140, 1311, 1380, 1406, 1423, 1702, 1748, 2109, 2185, 2220, 2553, 2622, 2812, 2846, 3404, 3515, 4218, 4255, 4269, 4370, 5106, 5244, 5692, 6555, 7030, 7115, 8436, 8510, 8538, 8740, 10212, 10545, 12765, 13110, 14060, 14230, 16169, 17020, 17076, 21090, 21345, 25530, 26220, 27037, 28460, 32338, 32729, 42180, 42690, 48507, 51060, 52651, 54074, 64676, 65458, 80845, 81111, 85380, 97014, 98187, 105302, 108148, 130916, 135185, 157953, 161690, 162222, 163645, 194028, 196374, 210604, 242535, 263255, 270370, 315906, 323380, 324444, 327290, 392748, 405555, 485070, 490935, 526510, 540740, 621851, 631812, 654580, 789765, 811110, 970140, 981870, 1000369, 1053020, 1210973, 1243702, 1579530, 1622220, 1865553, 1963740, 2000738, 2421946, 2487404, 3001107, 3109255, 3159060, 3632919, 3731106, 4001476, 4843892, 5001845, 6002214, 6054865, 6218510, 7265838, 7462212, 9327765, 10003690, 12004428, 12109730, 12437020, 14531676, 15005535, 18164595, 18655530, 20007380, 23008487, 24219460, 30011070, 36329190, 37311060, 46016974, 60022140, 69025461, 72658380, 92033948, 115042435, 138050922, 230084870, 276101844, 345127305, 460169740, 690254610, 1380509220]

約数ペア:

[(1, 1380509220), (2, 690254610), (3, 460169740), (4, 345127305), (5, 276101844), (6, 230084870), (10, 138050922), (12, 115042435), (15, 92033948), (19, 72658380), (20, 69025461), (23, 60022140), (30, 46016974), (37, 37311060), (38, 36329190), (46, 30011070), (57, 24219460), (60, 23008487), (69, 20007380), (74, 18655530), (76, 18164595), (92, 15005535), (95, 14531676), (111, 12437020), (114, 12109730), (115, 12004428), (138, 10003690), (148, 9327765), (185, 7462212), (190, 7265838), (222, 6218510), (228, 6054865), (230, 6002214), (276, 5001845), (285, 4843892), (345, 4001476), (370, 3731106), (380, 3632919), (437, 3159060), (444, 3109255), (460, 3001107), (555, 2487404), (570, 2421946), (690, 2000738), (703, 1963740), (740, 1865553), (851, 1622220), (874, 1579530), (1110, 1243702), (1140, 1210973), (1311, 1053020), (1380, 1000369), (1406, 981870), (1423, 970140), (1702, 811110), (1748, 789765), (2109, 654580), (2185, 631812), (2220, 621851), (2553, 540740), (2622, 526510), (2812, 490935), (2846, 485070), (3404, 405555), (3515, 392748), (4218, 327290), (4255, 324444), (4269, 323380), (4370, 315906), (5106, 270370), (5244, 263255), (5692, 242535), (6555, 210604), (7030, 196374), (7115, 194028), (8436, 163645), (8510, 162222), (8538, 161690), (8740, 157953), (10212, 135185), (10545, 130916), (12765, 108148), (13110, 105302), (14060, 98187), (14230, 97014), (16169, 85380), (17020, 81111), (17076, 80845), (21090, 65458), (21345, 64676), (25530, 54074), (26220, 52651), (27037, 51060), (28460, 48507), (32338, 42690), (32729, 42180)]