21463795980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{137219}}^1$

素因数の和:137324

約数の個数: 144

約数和(自身を含む): 71925235200

約数和(自身を除く): 50461439220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 79, 90, 99, 110, 132, 158, 165, 180, 198, 220, 237, 316, 330, 395, 396, 474, 495, 660, 711, 790, 869, 948, 990, 1185, 1422, 1580, 1738, 1980, 2370, 2607, 2844, 3476, 3555, 4345, 4740, 5214, 7110, 7821, 8690, 10428, 13035, 14220, 15642, 17380, 26070, 31284, 39105, 52140, 78210, 137219, 156420, 274438, 411657, 548876, 686095, 823314, 1234971, 1372190, 1509409, 1646628, 2058285, 2469942, 2744380, 3018818, 4116570, 4528227, 4939884, 6037636, 6174855, 7547045, 8233140, 9056454, 10840301, 12349710, 13584681, 15094090, 18112908, 21680602, 22641135, 24699420, 27169362, 30188180, 32520903, 43361204, 45282270, 54201505, 54338724, 65041806, 67923405, 90564540, 97562709, 108403010, 119243311, 130083612, 135846810, 162604515, 195125418, 216806020, 238486622, 271693620, 325209030, 357729933, 390250836, 476973244, 487813545, 596216555, 650418060, 715459866, 975627090, 1073189799, 1192433110, 1430919732, 1788649665, 1951254180, 2146379598, 2384866220, 3577299330, 4292759196, 5365948995, 7154598660, 10731897990, 21463795980]

約数ペア:

[(1, 21463795980), (2, 10731897990), (3, 7154598660), (4, 5365948995), (5, 4292759196), (6, 3577299330), (9, 2384866220), (10, 2146379598), (11, 1951254180), (12, 1788649665), (15, 1430919732), (18, 1192433110), (20, 1073189799), (22, 975627090), (30, 715459866), (33, 650418060), (36, 596216555), (44, 487813545), (45, 476973244), (55, 390250836), (60, 357729933), (66, 325209030), (79, 271693620), (90, 238486622), (99, 216806020), (110, 195125418), (132, 162604515), (158, 135846810), (165, 130083612), (180, 119243311), (198, 108403010), (220, 97562709), (237, 90564540), (316, 67923405), (330, 65041806), (395, 54338724), (396, 54201505), (474, 45282270), (495, 43361204), (660, 32520903), (711, 30188180), (790, 27169362), (869, 24699420), (948, 22641135), (990, 21680602), (1185, 18112908), (1422, 15094090), (1580, 13584681), (1738, 12349710), (1980, 10840301), (2370, 9056454), (2607, 8233140), (2844, 7547045), (3476, 6174855), (3555, 6037636), (4345, 4939884), (4740, 4528227), (5214, 4116570), (7110, 3018818), (7821, 2744380), (8690, 2469942), (10428, 2058285), (13035, 1646628), (14220, 1509409), (15642, 1372190), (17380, 1234971), (26070, 823314), (31284, 686095), (39105, 548876), (52140, 411657), (78210, 274438), (137219, 156420)]