21706200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:442

約数の個数: 144

約数和(自身を含む): 75441600

約数和(自身を除く): 53735400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 31, 36, 40, 45, 50, 60, 62, 72, 75, 90, 93, 100, 120, 124, 150, 155, 180, 186, 200, 225, 248, 279, 300, 310, 360, 372, 389, 450, 465, 558, 600, 620, 744, 775, 778, 900, 930, 1116, 1167, 1240, 1395, 1550, 1556, 1800, 1860, 1945, 2232, 2325, 2334, 2790, 3100, 3112, 3501, 3720, 3890, 4650, 4668, 5580, 5835, 6200, 6975, 7002, 7780, 9300, 9336, 9725, 11160, 11670, 12059, 13950, 14004, 15560, 17505, 18600, 19450, 23340, 24118, 27900, 28008, 29175, 35010, 36177, 38900, 46680, 48236, 55800, 58350, 60295, 70020, 72354, 77800, 87525, 96472, 108531, 116700, 120590, 140040, 144708, 175050, 180885, 217062, 233400, 241180, 289416, 301475, 350100, 361770, 434124, 482360, 542655, 602950, 700200, 723540, 868248, 904425, 1085310, 1205900, 1447080, 1808850, 2170620, 2411800, 2713275, 3617700, 4341240, 5426550, 7235400, 10853100, 21706200]

約数ペア:

[(1, 21706200), (2, 10853100), (3, 7235400), (4, 5426550), (5, 4341240), (6, 3617700), (8, 2713275), (9, 2411800), (10, 2170620), (12, 1808850), (15, 1447080), (18, 1205900), (20, 1085310), (24, 904425), (25, 868248), (30, 723540), (31, 700200), (36, 602950), (40, 542655), (45, 482360), (50, 434124), (60, 361770), (62, 350100), (72, 301475), (75, 289416), (90, 241180), (93, 233400), (100, 217062), (120, 180885), (124, 175050), (150, 144708), (155, 140040), (180, 120590), (186, 116700), (200, 108531), (225, 96472), (248, 87525), (279, 77800), (300, 72354), (310, 70020), (360, 60295), (372, 58350), (389, 55800), (450, 48236), (465, 46680), (558, 38900), (600, 36177), (620, 35010), (744, 29175), (775, 28008), (778, 27900), (900, 24118), (930, 23340), (1116, 19450), (1167, 18600), (1240, 17505), (1395, 15560), (1550, 14004), (1556, 13950), (1800, 12059), (1860, 11670), (1945, 11160), (2232, 9725), (2325, 9336), (2334, 9300), (2790, 7780), (3100, 7002), (3112, 6975), (3501, 6200), (3720, 5835), (3890, 5580), (4650, 4668)]