31149720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:334

約数の個数: 192

約数和(自身を含む): 118609920

約数和(自身を除く): 87460200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 47, 56, 60, 63, 70, 72, 84, 90, 94, 105, 120, 126, 140, 141, 168, 180, 188, 210, 235, 252, 263, 280, 282, 315, 329, 360, 376, 420, 423, 470, 504, 526, 564, 630, 658, 705, 789, 840, 846, 940, 987, 1052, 1128, 1260, 1315, 1316, 1410, 1578, 1645, 1692, 1841, 1880, 1974, 2104, 2115, 2367, 2520, 2630, 2632, 2820, 2961, 3156, 3290, 3384, 3682, 3945, 3948, 4230, 4734, 4935, 5260, 5523, 5640, 5922, 6312, 6580, 7364, 7890, 7896, 8460, 9205, 9468, 9870, 10520, 11046, 11835, 11844, 12361, 13160, 14728, 14805, 15780, 16569, 16920, 18410, 18936, 19740, 22092, 23670, 23688, 24722, 27615, 29610, 31560, 33138, 36820, 37083, 39480, 44184, 47340, 49444, 55230, 59220, 61805, 66276, 73640, 74166, 82845, 86527, 94680, 98888, 110460, 111249, 118440, 123610, 132552, 148332, 165690, 173054, 185415, 220920, 222498, 247220, 259581, 296664, 331380, 346108, 370830, 432635, 444996, 494440, 519162, 556245, 662760, 692216, 741660, 778743, 865270, 889992, 1038324, 1112490, 1297905, 1483320, 1557486, 1730540, 2076648, 2224980, 2595810, 3114972, 3461080, 3893715, 4449960, 5191620, 6229944, 7787430, 10383240, 15574860, 31149720]

約数ペア:

[(1, 31149720), (2, 15574860), (3, 10383240), (4, 7787430), (5, 6229944), (6, 5191620), (7, 4449960), (8, 3893715), (9, 3461080), (10, 3114972), (12, 2595810), (14, 2224980), (15, 2076648), (18, 1730540), (20, 1557486), (21, 1483320), (24, 1297905), (28, 1112490), (30, 1038324), (35, 889992), (36, 865270), (40, 778743), (42, 741660), (45, 692216), (47, 662760), (56, 556245), (60, 519162), (63, 494440), (70, 444996), (72, 432635), (84, 370830), (90, 346108), (94, 331380), (105, 296664), (120, 259581), (126, 247220), (140, 222498), (141, 220920), (168, 185415), (180, 173054), (188, 165690), (210, 148332), (235, 132552), (252, 123610), (263, 118440), (280, 111249), (282, 110460), (315, 98888), (329, 94680), (360, 86527), (376, 82845), (420, 74166), (423, 73640), (470, 66276), (504, 61805), (526, 59220), (564, 55230), (630, 49444), (658, 47340), (705, 44184), (789, 39480), (840, 37083), (846, 36820), (940, 33138), (987, 31560), (1052, 29610), (1128, 27615), (1260, 24722), (1315, 23688), (1316, 23670), (1410, 22092), (1578, 19740), (1645, 18936), (1692, 18410), (1841, 16920), (1880, 16569), (1974, 15780), (2104, 14805), (2115, 14728), (2367, 13160), (2520, 12361), (2630, 11844), (2632, 11835), (2820, 11046), (2961, 10520), (3156, 9870), (3290, 9468), (3384, 9205), (3682, 8460), (3945, 7896), (3948, 7890), (4230, 7364), (4734, 6580), (4935, 6312), (5260, 5922), (5523, 5640)]