20931278040

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{1103}}^1\times {\mathrm{5857}}^1$

素因数の和:6983

約数の個数: 160

約数和(自身を含む): 70428156480

約数和(自身を除く): 49496878440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1103, 1620, 2206, 3240, 3309, 4412, 5515, 5857, 6618, 8824, 9927, 11030, 11714, 13236, 16545, 17571, 19854, 22060, 23428, 26472, 29285, 29781, 33090, 35142, 39708, 44120, 46856, 49635, 52713, 58570, 59562, 66180, 70284, 79416, 87855, 89343, 99270, 105426, 117140, 119124, 132360, 140568, 148905, 158139, 175710, 178686, 198540, 210852, 234280, 238248, 263565, 297810, 316278, 351420, 357372, 397080, 421704, 446715, 474417, 527130, 595620, 632556, 702840, 714744, 790695, 893430, 948834, 1054260, 1191240, 1265112, 1581390, 1786860, 1897668, 2108520, 2372085, 3162780, 3573720, 3795336, 4744170, 6325560, 6460271, 9488340, 12920542, 18976680, 19380813, 25841084, 32301355, 38761626, 51682168, 58142439, 64602710, 77523252, 96904065, 116284878, 129205420, 155046504, 174427317, 193808130, 232569756, 258410840, 290712195, 348854634, 387616260, 465139512, 523281951, 581424390, 697709268, 775232520, 872136585, 1046563902, 1162848780, 1395418536, 1744273170, 2093127804, 2325697560, 2616409755, 3488546340, 4186255608, 5232819510, 6977092680, 10465639020, 20931278040]

約数ペア:

[(1, 20931278040), (2, 10465639020), (3, 6977092680), (4, 5232819510), (5, 4186255608), (6, 3488546340), (8, 2616409755), (9, 2325697560), (10, 2093127804), (12, 1744273170), (15, 1395418536), (18, 1162848780), (20, 1046563902), (24, 872136585), (27, 775232520), (30, 697709268), (36, 581424390), (40, 523281951), (45, 465139512), (54, 387616260), (60, 348854634), (72, 290712195), (81, 258410840), (90, 232569756), (108, 193808130), (120, 174427317), (135, 155046504), (162, 129205420), (180, 116284878), (216, 96904065), (270, 77523252), (324, 64602710), (360, 58142439), (405, 51682168), (540, 38761626), (648, 32301355), (810, 25841084), (1080, 19380813), (1103, 18976680), (1620, 12920542), (2206, 9488340), (3240, 6460271), (3309, 6325560), (4412, 4744170), (5515, 3795336), (5857, 3573720), (6618, 3162780), (8824, 2372085), (9927, 2108520), (11030, 1897668), (11714, 1786860), (13236, 1581390), (16545, 1265112), (17571, 1191240), (19854, 1054260), (22060, 948834), (23428, 893430), (26472, 790695), (29285, 714744), (29781, 702840), (33090, 632556), (35142, 595620), (39708, 527130), (44120, 474417), (46856, 446715), (49635, 421704), (52713, 397080), (58570, 357372), (59562, 351420), (66180, 316278), (70284, 297810), (79416, 263565), (87855, 238248), (89343, 234280), (99270, 210852), (105426, 198540), (117140, 178686), (119124, 175710), (132360, 158139), (140568, 148905)]