18306540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:221

約数の個数: 192

約数和(自身を含む): 67737600

約数和(自身を除く): 49431060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 29, 30, 35, 36, 42, 45, 54, 58, 60, 63, 70, 84, 87, 90, 105, 108, 116, 126, 135, 140, 145, 167, 174, 180, 189, 203, 210, 252, 261, 270, 290, 315, 334, 348, 378, 406, 420, 435, 501, 522, 540, 580, 609, 630, 668, 756, 783, 812, 835, 870, 945, 1002, 1015, 1044, 1169, 1218, 1260, 1305, 1503, 1566, 1670, 1740, 1827, 1890, 2004, 2030, 2338, 2436, 2505, 2610, 3006, 3045, 3132, 3340, 3507, 3654, 3780, 3915, 4060, 4509, 4676, 4843, 5010, 5220, 5481, 5845, 6012, 6090, 7014, 7308, 7515, 7830, 9018, 9135, 9686, 10020, 10521, 10962, 11690, 12180, 14028, 14529, 15030, 15660, 17535, 18036, 18270, 19372, 21042, 21924, 22545, 23380, 24215, 27405, 29058, 30060, 31563, 33901, 35070, 36540, 42084, 43587, 45090, 48430, 52605, 54810, 58116, 63126, 67802, 70140, 72645, 87174, 90180, 96860, 101703, 105210, 109620, 126252, 130761, 135604, 145290, 157815, 169505, 174348, 203406, 210420, 217935, 261522, 290580, 305109, 315630, 339010, 406812, 435870, 508515, 523044, 610218, 631260, 653805, 678020, 871740, 915327, 1017030, 1220436, 1307610, 1525545, 1830654, 2034060, 2615220, 3051090, 3661308, 4576635, 6102180, 9153270, 18306540]

約数ペア:

[(1, 18306540), (2, 9153270), (3, 6102180), (4, 4576635), (5, 3661308), (6, 3051090), (7, 2615220), (9, 2034060), (10, 1830654), (12, 1525545), (14, 1307610), (15, 1220436), (18, 1017030), (20, 915327), (21, 871740), (27, 678020), (28, 653805), (29, 631260), (30, 610218), (35, 523044), (36, 508515), (42, 435870), (45, 406812), (54, 339010), (58, 315630), (60, 305109), (63, 290580), (70, 261522), (84, 217935), (87, 210420), (90, 203406), (105, 174348), (108, 169505), (116, 157815), (126, 145290), (135, 135604), (140, 130761), (145, 126252), (167, 109620), (174, 105210), (180, 101703), (189, 96860), (203, 90180), (210, 87174), (252, 72645), (261, 70140), (270, 67802), (290, 63126), (315, 58116), (334, 54810), (348, 52605), (378, 48430), (406, 45090), (420, 43587), (435, 42084), (501, 36540), (522, 35070), (540, 33901), (580, 31563), (609, 30060), (630, 29058), (668, 27405), (756, 24215), (783, 23380), (812, 22545), (835, 21924), (870, 21042), (945, 19372), (1002, 18270), (1015, 18036), (1044, 17535), (1169, 15660), (1218, 15030), (1260, 14529), (1305, 14028), (1503, 12180), (1566, 11690), (1670, 10962), (1740, 10521), (1827, 10020), (1890, 9686), (2004, 9135), (2030, 9018), (2338, 7830), (2436, 7515), (2505, 7308), (2610, 7014), (3006, 6090), (3045, 6012), (3132, 5845), (3340, 5481), (3507, 5220), (3654, 5010), (3780, 4843), (3915, 4676), (4060, 4509)]