213021720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4517}}^1$

素因数の和:4665

約数の個数: 96

約数和(自身を含む): 697759920

約数和(自身を除く): 484738200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 131, 180, 262, 360, 393, 524, 655, 786, 1048, 1179, 1310, 1572, 1965, 2358, 2620, 3144, 3930, 4517, 4716, 5240, 5895, 7860, 9034, 9432, 11790, 13551, 15720, 18068, 22585, 23580, 27102, 36136, 40653, 45170, 47160, 54204, 67755, 81306, 90340, 108408, 135510, 162612, 180680, 203265, 271020, 325224, 406530, 542040, 591727, 813060, 1183454, 1626120, 1775181, 2366908, 2958635, 3550362, 4733816, 5325543, 5917270, 7100724, 8875905, 10651086, 11834540, 14201448, 17751810, 21302172, 23669080, 26627715, 35503620, 42604344, 53255430, 71007240, 106510860, 213021720]

約数ペア:

[(1, 213021720), (2, 106510860), (3, 71007240), (4, 53255430), (5, 42604344), (6, 35503620), (8, 26627715), (9, 23669080), (10, 21302172), (12, 17751810), (15, 14201448), (18, 11834540), (20, 10651086), (24, 8875905), (30, 7100724), (36, 5917270), (40, 5325543), (45, 4733816), (60, 3550362), (72, 2958635), (90, 2366908), (120, 1775181), (131, 1626120), (180, 1183454), (262, 813060), (360, 591727), (393, 542040), (524, 406530), (655, 325224), (786, 271020), (1048, 203265), (1179, 180680), (1310, 162612), (1572, 135510), (1965, 108408), (2358, 90340), (2620, 81306), (3144, 67755), (3930, 54204), (4517, 47160), (4716, 45170), (5240, 40653), (5895, 36136), (7860, 27102), (9034, 23580), (9432, 22585), (11790, 18068), (13551, 15720)]