2018080980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1723}}^1$

素因数の和:1988

約数の個数: 144

約数和(自身を含む): 6378275904

約数和(自身を除く): 4360194924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 241, 243, 270, 324, 405, 482, 486, 540, 723, 810, 964, 972, 1205, 1215, 1446, 1620, 1723, 2169, 2410, 2430, 2892, 3446, 3615, 4338, 4820, 4860, 5169, 6507, 6892, 7230, 8615, 8676, 10338, 10845, 13014, 14460, 15507, 17230, 19521, 20676, 21690, 25845, 26028, 31014, 32535, 34460, 39042, 43380, 46521, 51690, 58563, 62028, 65070, 77535, 78084, 93042, 97605, 103380, 117126, 130140, 139563, 155070, 186084, 195210, 232605, 234252, 279126, 292815, 310140, 390420, 415243, 418689, 465210, 558252, 585630, 697815, 830486, 837378, 930420, 1171260, 1245729, 1395630, 1660972, 1674756, 2076215, 2093445, 2491458, 2791260, 3737187, 4152430, 4186890, 4982916, 6228645, 7474374, 8304860, 8373780, 11211561, 12457290, 14948748, 18685935, 22423122, 24914580, 33634683, 37371870, 44846244, 56057805, 67269366, 74743740, 100904049, 112115610, 134538732, 168173415, 201808098, 224231220, 336346830, 403616196, 504520245, 672693660, 1009040490, 2018080980]

約数ペア:

[(1, 2018080980), (2, 1009040490), (3, 672693660), (4, 504520245), (5, 403616196), (6, 336346830), (9, 224231220), (10, 201808098), (12, 168173415), (15, 134538732), (18, 112115610), (20, 100904049), (27, 74743740), (30, 67269366), (36, 56057805), (45, 44846244), (54, 37371870), (60, 33634683), (81, 24914580), (90, 22423122), (108, 18685935), (135, 14948748), (162, 12457290), (180, 11211561), (241, 8373780), (243, 8304860), (270, 7474374), (324, 6228645), (405, 4982916), (482, 4186890), (486, 4152430), (540, 3737187), (723, 2791260), (810, 2491458), (964, 2093445), (972, 2076215), (1205, 1674756), (1215, 1660972), (1446, 1395630), (1620, 1245729), (1723, 1171260), (2169, 930420), (2410, 837378), (2430, 830486), (2892, 697815), (3446, 585630), (3615, 558252), (4338, 465210), (4820, 418689), (4860, 415243), (5169, 390420), (6507, 310140), (6892, 292815), (7230, 279126), (8615, 234252), (8676, 232605), (10338, 195210), (10845, 186084), (13014, 155070), (14460, 139563), (15507, 130140), (17230, 117126), (19521, 103380), (20676, 97605), (21690, 93042), (25845, 78084), (26028, 77535), (31014, 65070), (32535, 62028), (34460, 58563), (39042, 51690), (43380, 46521)]