21274200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 73120320

約数和(自身を除く): 51846120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 53, 60, 72, 75, 90, 100, 106, 120, 150, 159, 180, 200, 212, 223, 225, 265, 300, 318, 360, 424, 446, 450, 477, 530, 600, 636, 669, 795, 892, 900, 954, 1060, 1115, 1272, 1325, 1338, 1590, 1784, 1800, 1908, 2007, 2120, 2230, 2385, 2650, 2676, 3180, 3345, 3816, 3975, 4014, 4460, 4770, 5300, 5352, 5575, 6360, 6690, 7950, 8028, 8920, 9540, 10035, 10600, 11150, 11819, 11925, 13380, 15900, 16056, 16725, 19080, 20070, 22300, 23638, 23850, 26760, 31800, 33450, 35457, 40140, 44600, 47276, 47700, 50175, 59095, 66900, 70914, 80280, 94552, 95400, 100350, 106371, 118190, 133800, 141828, 177285, 200700, 212742, 236380, 283656, 295475, 354570, 401400, 425484, 472760, 531855, 590950, 709140, 850968, 886425, 1063710, 1181900, 1418280, 1772850, 2127420, 2363800, 2659275, 3545700, 4254840, 5318550, 7091400, 10637100, 21274200]

約数ペア:

[(1, 21274200), (2, 10637100), (3, 7091400), (4, 5318550), (5, 4254840), (6, 3545700), (8, 2659275), (9, 2363800), (10, 2127420), (12, 1772850), (15, 1418280), (18, 1181900), (20, 1063710), (24, 886425), (25, 850968), (30, 709140), (36, 590950), (40, 531855), (45, 472760), (50, 425484), (53, 401400), (60, 354570), (72, 295475), (75, 283656), (90, 236380), (100, 212742), (106, 200700), (120, 177285), (150, 141828), (159, 133800), (180, 118190), (200, 106371), (212, 100350), (223, 95400), (225, 94552), (265, 80280), (300, 70914), (318, 66900), (360, 59095), (424, 50175), (446, 47700), (450, 47276), (477, 44600), (530, 40140), (600, 35457), (636, 33450), (669, 31800), (795, 26760), (892, 23850), (900, 23638), (954, 22300), (1060, 20070), (1115, 19080), (1272, 16725), (1325, 16056), (1338, 15900), (1590, 13380), (1784, 11925), (1800, 11819), (1908, 11150), (2007, 10600), (2120, 10035), (2230, 9540), (2385, 8920), (2650, 8028), (2676, 7950), (3180, 6690), (3345, 6360), (3816, 5575), (3975, 5352), (4014, 5300), (4460, 4770)]