1990082520

素因数分解:

$2^3\times 3^8\times 5^1\times {\mathrm{7583}}^1$

素因数の和:7618

約数の個数: 144

約数和(自身を含む): 6717072960

約数和(自身を除く): 4726990440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 729, 810, 972, 1080, 1215, 1458, 1620, 1944, 2187, 2430, 2916, 3240, 3645, 4374, 4860, 5832, 6561, 7290, 7583, 8748, 9720, 10935, 13122, 14580, 15166, 17496, 21870, 22749, 26244, 29160, 30332, 32805, 37915, 43740, 45498, 52488, 60664, 65610, 68247, 75830, 87480, 90996, 113745, 131220, 136494, 151660, 181992, 204741, 227490, 262440, 272988, 303320, 341235, 409482, 454980, 545976, 614223, 682470, 818964, 909960, 1023705, 1228446, 1364940, 1637928, 1842669, 2047410, 2456892, 2729880, 3071115, 3685338, 4094820, 4913784, 5528007, 6142230, 7370676, 8189640, 9213345, 11056014, 12284460, 14741352, 16584021, 18426690, 22112028, 24568920, 27640035, 33168042, 36853380, 44224056, 49752063, 55280070, 66336084, 73706760, 82920105, 99504126, 110560140, 132672168, 165840210, 199008252, 221120280, 248760315, 331680420, 398016504, 497520630, 663360840, 995041260, 1990082520]

約数ペア:

[(1, 1990082520), (2, 995041260), (3, 663360840), (4, 497520630), (5, 398016504), (6, 331680420), (8, 248760315), (9, 221120280), (10, 199008252), (12, 165840210), (15, 132672168), (18, 110560140), (20, 99504126), (24, 82920105), (27, 73706760), (30, 66336084), (36, 55280070), (40, 49752063), (45, 44224056), (54, 36853380), (60, 33168042), (72, 27640035), (81, 24568920), (90, 22112028), (108, 18426690), (120, 16584021), (135, 14741352), (162, 12284460), (180, 11056014), (216, 9213345), (243, 8189640), (270, 7370676), (324, 6142230), (360, 5528007), (405, 4913784), (486, 4094820), (540, 3685338), (648, 3071115), (729, 2729880), (810, 2456892), (972, 2047410), (1080, 1842669), (1215, 1637928), (1458, 1364940), (1620, 1228446), (1944, 1023705), (2187, 909960), (2430, 818964), (2916, 682470), (3240, 614223), (3645, 545976), (4374, 454980), (4860, 409482), (5832, 341235), (6561, 303320), (7290, 272988), (7583, 262440), (8748, 227490), (9720, 204741), (10935, 181992), (13122, 151660), (14580, 136494), (15166, 131220), (17496, 113745), (21870, 90996), (22749, 87480), (26244, 75830), (29160, 68247), (30332, 65610), (32805, 60664), (37915, 52488), (43740, 45498)]