90880020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:195

約数の個数: 288

約数和(自身を含む): 352235520

約数和(自身を除く): 261355500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 79, 83, 84, 90, 99, 105, 110, 126, 132, 140, 154, 158, 165, 166, 180, 198, 210, 220, 231, 237, 249, 252, 308, 315, 316, 330, 332, 385, 395, 396, 415, 420, 462, 474, 495, 498, 553, 581, 630, 660, 693, 711, 747, 770, 790, 830, 869, 913, 924, 948, 990, 996, 1106, 1155, 1162, 1185, 1245, 1260, 1386, 1422, 1494, 1540, 1580, 1659, 1660, 1738, 1743, 1826, 1980, 2212, 2310, 2324, 2370, 2490, 2607, 2739, 2765, 2772, 2844, 2905, 2988, 3318, 3465, 3476, 3486, 3555, 3652, 3735, 4345, 4565, 4620, 4740, 4977, 4980, 5214, 5229, 5478, 5530, 5810, 6083, 6391, 6557, 6636, 6930, 6972, 7110, 7470, 7821, 8217, 8295, 8690, 8715, 9130, 9954, 10428, 10458, 10956, 11060, 11620, 12166, 12782, 13035, 13114, 13695, 13860, 14220, 14940, 15642, 16434, 16590, 17380, 17430, 18249, 18260, 19173, 19671, 19908, 20916, 24332, 24885, 25564, 26070, 26145, 26228, 27390, 30415, 31284, 31955, 32785, 32868, 33180, 34860, 36498, 38346, 39105, 39342, 41085, 45899, 49770, 52140, 52290, 54747, 54780, 57519, 59013, 60830, 63910, 65570, 72127, 72996, 76692, 78210, 78684, 82170, 91245, 91798, 95865, 98355, 99540, 104580, 109494, 115038, 118026, 121660, 127820, 131140, 137697, 144254, 156420, 164340, 182490, 183596, 191730, 196710, 216381, 218988, 229495, 230076, 236052, 273735, 275394, 287595, 288508, 295065, 360635, 364980, 383460, 393420, 413091, 432762, 458990, 504889, 547470, 550788, 575190, 590130, 649143, 688485, 721270, 826182, 865524, 917980, 1009778, 1081905, 1094940, 1150380, 1180260, 1298286, 1376970, 1442540, 1514667, 1652364, 2019556, 2065455, 2163810, 2524445, 2596572, 2753940, 3029334, 3245715, 4130910, 4327620, 4544001, 5048890, 6058668, 6491430, 7573335, 8261820, 9088002, 10097780, 12982860, 15146670, 18176004, 22720005, 30293340, 45440010, 90880020]

約数ペア:

[(1, 90880020), (2, 45440010), (3, 30293340), (4, 22720005), (5, 18176004), (6, 15146670), (7, 12982860), (9, 10097780), (10, 9088002), (11, 8261820), (12, 7573335), (14, 6491430), (15, 6058668), (18, 5048890), (20, 4544001), (21, 4327620), (22, 4130910), (28, 3245715), (30, 3029334), (33, 2753940), (35, 2596572), (36, 2524445), (42, 2163810), (44, 2065455), (45, 2019556), (55, 1652364), (60, 1514667), (63, 1442540), (66, 1376970), (70, 1298286), (77, 1180260), (79, 1150380), (83, 1094940), (84, 1081905), (90, 1009778), (99, 917980), (105, 865524), (110, 826182), (126, 721270), (132, 688485), (140, 649143), (154, 590130), (158, 575190), (165, 550788), (166, 547470), (180, 504889), (198, 458990), (210, 432762), (220, 413091), (231, 393420), (237, 383460), (249, 364980), (252, 360635), (308, 295065), (315, 288508), (316, 287595), (330, 275394), (332, 273735), (385, 236052), (395, 230076), (396, 229495), (415, 218988), (420, 216381), (462, 196710), (474, 191730), (495, 183596), (498, 182490), (553, 164340), (581, 156420), (630, 144254), (660, 137697), (693, 131140), (711, 127820), (747, 121660), (770, 118026), (790, 115038), (830, 109494), (869, 104580), (913, 99540), (924, 98355), (948, 95865), (990, 91798), (996, 91245), (1106, 82170), (1155, 78684), (1162, 78210), (1185, 76692), (1245, 72996), (1260, 72127), (1386, 65570), (1422, 63910), (1494, 60830), (1540, 59013), (1580, 57519), (1659, 54780), (1660, 54747), (1738, 52290), (1743, 52140), (1826, 49770), (1980, 45899), (2212, 41085), (2310, 39342), (2324, 39105), (2370, 38346), (2490, 36498), (2607, 34860), (2739, 33180), (2765, 32868), (2772, 32785), (2844, 31955), (2905, 31284), (2988, 30415), (3318, 27390), (3465, 26228), (3476, 26145), (3486, 26070), (3555, 25564), (3652, 24885), (3735, 24332), (4345, 20916), (4565, 19908), (4620, 19671), (4740, 19173), (4977, 18260), (4980, 18249), (5214, 17430), (5229, 17380), (5478, 16590), (5530, 16434), (5810, 15642), (6083, 14940), (6391, 14220), (6557, 13860), (6636, 13695), (6930, 13114), (6972, 13035), (7110, 12782), (7470, 12166), (7821, 11620), (8217, 11060), (8295, 10956), (8690, 10458), (8715, 10428), (9130, 9954)]