201495420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3719}}^1$

素因数の和:3784

約数の個数: 144

約数和(自身を含む): 714954240

約数和(自身を除く): 513458820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1505, 1548, 1806, 1935, 2580, 2709, 3010, 3612, 3719, 3870, 4515, 5418, 6020, 7438, 7740, 9030, 10836, 11157, 13545, 14876, 18060, 18595, 22314, 26033, 27090, 33471, 37190, 44628, 52066, 54180, 55785, 66942, 74380, 78099, 104132, 111570, 130165, 133884, 156198, 159917, 167355, 223140, 234297, 260330, 312396, 319834, 334710, 390495, 468594, 479751, 520660, 639668, 669420, 780990, 799585, 937188, 959502, 1119419, 1171485, 1439253, 1561980, 1599170, 1919004, 2238838, 2342970, 2398755, 2878506, 3198340, 3358257, 4477676, 4685940, 4797510, 5597095, 5757012, 6716514, 7196265, 9595020, 10074771, 11194190, 13433028, 14392530, 16791285, 20149542, 22388380, 28785060, 33582570, 40299084, 50373855, 67165140, 100747710, 201495420]

約数ペア:

[(1, 201495420), (2, 100747710), (3, 67165140), (4, 50373855), (5, 40299084), (6, 33582570), (7, 28785060), (9, 22388380), (10, 20149542), (12, 16791285), (14, 14392530), (15, 13433028), (18, 11194190), (20, 10074771), (21, 9595020), (28, 7196265), (30, 6716514), (35, 5757012), (36, 5597095), (42, 4797510), (43, 4685940), (45, 4477676), (60, 3358257), (63, 3198340), (70, 2878506), (84, 2398755), (86, 2342970), (90, 2238838), (105, 1919004), (126, 1599170), (129, 1561980), (140, 1439253), (172, 1171485), (180, 1119419), (210, 959502), (215, 937188), (252, 799585), (258, 780990), (301, 669420), (315, 639668), (387, 520660), (420, 479751), (430, 468594), (516, 390495), (602, 334710), (630, 319834), (645, 312396), (774, 260330), (860, 234297), (903, 223140), (1204, 167355), (1260, 159917), (1290, 156198), (1505, 133884), (1548, 130165), (1806, 111570), (1935, 104132), (2580, 78099), (2709, 74380), (3010, 66942), (3612, 55785), (3719, 54180), (3870, 52066), (4515, 44628), (5418, 37190), (6020, 33471), (7438, 27090), (7740, 26033), (9030, 22314), (10836, 18595), (11157, 18060), (13545, 14876)]