1515547320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{3463}}^1$

素因数の和:4005

約数の個数: 128

約数和(自身を含む): 5207639040

約数和(自身を除く): 3692091720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 521, 840, 1042, 1563, 2084, 2605, 3126, 3463, 3647, 4168, 5210, 6252, 6926, 7294, 7815, 10389, 10420, 10941, 12504, 13852, 14588, 15630, 17315, 18235, 20778, 20840, 21882, 24241, 27704, 29176, 31260, 34630, 36470, 41556, 43764, 48482, 51945, 54705, 62520, 69260, 72723, 72940, 83112, 87528, 96964, 103890, 109410, 121205, 138520, 145446, 145880, 193928, 207780, 218820, 242410, 290892, 363615, 415560, 437640, 484820, 581784, 727230, 969640, 1454460, 1804223, 2908920, 3608446, 5412669, 7216892, 9021115, 10825338, 12629561, 14433784, 18042230, 21650676, 25259122, 27063345, 36084460, 37888683, 43301352, 50518244, 54126690, 63147805, 72168920, 75777366, 101036488, 108253380, 126295610, 151554732, 189443415, 216506760, 252591220, 303109464, 378886830, 505182440, 757773660, 1515547320]

約数ペア:

[(1, 1515547320), (2, 757773660), (3, 505182440), (4, 378886830), (5, 303109464), (6, 252591220), (7, 216506760), (8, 189443415), (10, 151554732), (12, 126295610), (14, 108253380), (15, 101036488), (20, 75777366), (21, 72168920), (24, 63147805), (28, 54126690), (30, 50518244), (35, 43301352), (40, 37888683), (42, 36084460), (56, 27063345), (60, 25259122), (70, 21650676), (84, 18042230), (105, 14433784), (120, 12629561), (140, 10825338), (168, 9021115), (210, 7216892), (280, 5412669), (420, 3608446), (521, 2908920), (840, 1804223), (1042, 1454460), (1563, 969640), (2084, 727230), (2605, 581784), (3126, 484820), (3463, 437640), (3647, 415560), (4168, 363615), (5210, 290892), (6252, 242410), (6926, 218820), (7294, 207780), (7815, 193928), (10389, 145880), (10420, 145446), (10941, 138520), (12504, 121205), (13852, 109410), (14588, 103890), (15630, 96964), (17315, 87528), (18235, 83112), (20778, 72940), (20840, 72723), (21882, 69260), (24241, 62520), (27704, 54705), (29176, 51945), (31260, 48482), (34630, 43764), (36470, 41556)]