2156197680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{32909}}^1$

素因数の和:32948

約数の個数: 240

約数和(自身を含む): 8912554560

約数和(自身を除く): 6756356880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3640, 4095, 4368, 4680, 5040, 5460, 6552, 7280, 8190, 9360, 10920, 13104, 16380, 21840, 32760, 32909, 65520, 65818, 98727, 131636, 164545, 197454, 230363, 263272, 296181, 329090, 394908, 427817, 460726, 493635, 526544, 592362, 658180, 691089, 789816, 855634, 921452, 987270, 1151815, 1184724, 1283451, 1316360, 1382178, 1480905, 1579632, 1711268, 1842904, 1974540, 2073267, 2139085, 2303630, 2369448, 2566902, 2632720, 2764356, 2961810, 2994719, 3422536, 3455445, 3685808, 3850353, 3949080, 4146534, 4278170, 4607260, 4738896, 5133804, 5528712, 5923620, 5989438, 6417255, 6845072, 6910890, 7700706, 7898160, 8293068, 8556340, 8984157, 9214520, 10267608, 10366335, 11057424, 11847240, 11978876, 12834510, 13821780, 14973595, 15401412, 16586136, 17112680, 17968314, 18429040, 19251765, 20535216, 20732670, 23694480, 23957752, 25669020, 26952471, 27643560, 29947190, 30802824, 33172272, 34225360, 35936628, 38503530, 41465340, 44920785, 47915504, 51338040, 53904942, 55287120, 59894380, 61605648, 71873256, 77007060, 82930680, 89841570, 102676080, 107809884, 119788760, 134762355, 143746512, 154014120, 165861360, 179683140, 215619768, 239577520, 269524710, 308028240, 359366280, 431239536, 539049420, 718732560, 1078098840, 2156197680]

約数ペア:

[(1, 2156197680), (2, 1078098840), (3, 718732560), (4, 539049420), (5, 431239536), (6, 359366280), (7, 308028240), (8, 269524710), (9, 239577520), (10, 215619768), (12, 179683140), (13, 165861360), (14, 154014120), (15, 143746512), (16, 134762355), (18, 119788760), (20, 107809884), (21, 102676080), (24, 89841570), (26, 82930680), (28, 77007060), (30, 71873256), (35, 61605648), (36, 59894380), (39, 55287120), (40, 53904942), (42, 51338040), (45, 47915504), (48, 44920785), (52, 41465340), (56, 38503530), (60, 35936628), (63, 34225360), (65, 33172272), (70, 30802824), (72, 29947190), (78, 27643560), (80, 26952471), (84, 25669020), (90, 23957752), (91, 23694480), (104, 20732670), (105, 20535216), (112, 19251765), (117, 18429040), (120, 17968314), (126, 17112680), (130, 16586136), (140, 15401412), (144, 14973595), (156, 13821780), (168, 12834510), (180, 11978876), (182, 11847240), (195, 11057424), (208, 10366335), (210, 10267608), (234, 9214520), (240, 8984157), (252, 8556340), (260, 8293068), (273, 7898160), (280, 7700706), (312, 6910890), (315, 6845072), (336, 6417255), (360, 5989438), (364, 5923620), (390, 5528712), (420, 5133804), (455, 4738896), (468, 4607260), (504, 4278170), (520, 4146534), (546, 3949080), (560, 3850353), (585, 3685808), (624, 3455445), (630, 3422536), (720, 2994719), (728, 2961810), (780, 2764356), (819, 2632720), (840, 2566902), (910, 2369448), (936, 2303630), (1008, 2139085), (1040, 2073267), (1092, 1974540), (1170, 1842904), (1260, 1711268), (1365, 1579632), (1456, 1480905), (1560, 1382178), (1638, 1316360), (1680, 1283451), (1820, 1184724), (1872, 1151815), (2184, 987270), (2340, 921452), (2520, 855634), (2730, 789816), (3120, 691089), (3276, 658180), (3640, 592362), (4095, 526544), (4368, 493635), (4680, 460726), (5040, 427817), (5460, 394908), (6552, 329090), (7280, 296181), (8190, 263272), (9360, 230363), (10920, 197454), (13104, 164545), (16380, 131636), (21840, 98727), (32760, 65818), (32909, 65520)]