21480300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{823}}^1$

素因数の和:872

約数の個数: 108

約数和(自身を含む): 69735120

約数和(自身を除く): 48254820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 36, 45, 50, 58, 60, 75, 87, 90, 100, 116, 145, 150, 174, 180, 225, 261, 290, 300, 348, 435, 450, 522, 580, 725, 823, 870, 900, 1044, 1305, 1450, 1646, 1740, 2175, 2469, 2610, 2900, 3292, 4115, 4350, 4938, 5220, 6525, 7407, 8230, 8700, 9876, 12345, 13050, 14814, 16460, 20575, 23867, 24690, 26100, 29628, 37035, 41150, 47734, 49380, 61725, 71601, 74070, 82300, 95468, 119335, 123450, 143202, 148140, 185175, 214803, 238670, 246900, 286404, 358005, 370350, 429606, 477340, 596675, 716010, 740700, 859212, 1074015, 1193350, 1432020, 1790025, 2148030, 2386700, 3580050, 4296060, 5370075, 7160100, 10740150, 21480300]

約数ペア:

[(1, 21480300), (2, 10740150), (3, 7160100), (4, 5370075), (5, 4296060), (6, 3580050), (9, 2386700), (10, 2148030), (12, 1790025), (15, 1432020), (18, 1193350), (20, 1074015), (25, 859212), (29, 740700), (30, 716010), (36, 596675), (45, 477340), (50, 429606), (58, 370350), (60, 358005), (75, 286404), (87, 246900), (90, 238670), (100, 214803), (116, 185175), (145, 148140), (150, 143202), (174, 123450), (180, 119335), (225, 95468), (261, 82300), (290, 74070), (300, 71601), (348, 61725), (435, 49380), (450, 47734), (522, 41150), (580, 37035), (725, 29628), (823, 26100), (870, 24690), (900, 23867), (1044, 20575), (1305, 16460), (1450, 14814), (1646, 13050), (1740, 12345), (2175, 9876), (2469, 8700), (2610, 8230), (2900, 7407), (3292, 6525), (4115, 5220), (4350, 4938)]