1326690120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{2503}}^1$

素因数の和:3155

約数の個数: 128

約数和(自身を含む): 4557680640

約数和(自身を除く): 3230990520

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, 631, 840, 1262, 1893, 2503, 2524, 3155, 3786, 4417, 5006, 5048, 6310, 7509, 7572, 8834, 9465, 10012, 12515, 12620, 13251, 15018, 15144, 17521, 17668, 18930, 20024, 22085, 25030, 25240, 26502, 30036, 35042, 35336, 37545, 37860, 44170, 50060, 52563, 53004, 60072, 66255, 70084, 75090, 75720, 87605, 88340, 100120, 105126, 106008, 132510, 140168, 150180, 175210, 176680, 210252, 262815, 265020, 300360, 350420, 420504, 525630, 530040, 700840, 1051260, 1579393, 2102520, 3158786, 4738179, 6317572, 7896965, 9476358, 11055751, 12635144, 15793930, 18952716, 22111502, 23690895, 31587860, 33167253, 37905432, 44223004, 47381790, 55278755, 63175720, 66334506, 88446008, 94763580, 110557510, 132669012, 165836265, 189527160, 221115020, 265338024, 331672530, 442230040, 663345060, 1326690120]

約数ペア:

[(1, 1326690120), (2, 663345060), (3, 442230040), (4, 331672530), (5, 265338024), (6, 221115020), (7, 189527160), (8, 165836265), (10, 132669012), (12, 110557510), (14, 94763580), (15, 88446008), (20, 66334506), (21, 63175720), (24, 55278755), (28, 47381790), (30, 44223004), (35, 37905432), (40, 33167253), (42, 31587860), (56, 23690895), (60, 22111502), (70, 18952716), (84, 15793930), (105, 12635144), (120, 11055751), (140, 9476358), (168, 7896965), (210, 6317572), (280, 4738179), (420, 3158786), (631, 2102520), (840, 1579393), (1262, 1051260), (1893, 700840), (2503, 530040), (2524, 525630), (3155, 420504), (3786, 350420), (4417, 300360), (5006, 265020), (5048, 262815), (6310, 210252), (7509, 176680), (7572, 175210), (8834, 150180), (9465, 140168), (10012, 132510), (12515, 106008), (12620, 105126), (13251, 100120), (15018, 88340), (15144, 87605), (17521, 75720), (17668, 75090), (18930, 70084), (20024, 66255), (22085, 60072), (25030, 53004), (25240, 52563), (26502, 50060), (30036, 44170), (35042, 37860), (35336, 37545)]