145210520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 192

約数和(自身を含む): 422301600

約数和(自身を除く): 277091080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 41, 49, 52, 56, 65, 70, 82, 91, 98, 104, 130, 139, 140, 164, 182, 196, 205, 245, 260, 278, 280, 287, 328, 364, 392, 410, 455, 490, 520, 533, 556, 574, 637, 695, 728, 820, 910, 973, 980, 1066, 1112, 1148, 1274, 1390, 1435, 1640, 1807, 1820, 1946, 1960, 2009, 2132, 2296, 2548, 2665, 2780, 2870, 3185, 3614, 3640, 3731, 3892, 4018, 4264, 4865, 5096, 5330, 5560, 5699, 5740, 6370, 6811, 7228, 7462, 7784, 8036, 9035, 9730, 10045, 10660, 11398, 11480, 12649, 12740, 13622, 14456, 14924, 16072, 18070, 18655, 19460, 20090, 21320, 22796, 25298, 25480, 26117, 27244, 28495, 29848, 34055, 36140, 37310, 38920, 39893, 40180, 45592, 50596, 52234, 54488, 56990, 63245, 68110, 72280, 74087, 74620, 79786, 80360, 88543, 101192, 104468, 113980, 126490, 130585, 136220, 148174, 149240, 159572, 177086, 199465, 208936, 227960, 252980, 261170, 272440, 279251, 296348, 319144, 354172, 370435, 398930, 442715, 505960, 518609, 522340, 558502, 592696, 708344, 740870, 797860, 885430, 1037218, 1044680, 1117004, 1396255, 1481740, 1595720, 1770860, 2074436, 2234008, 2593045, 2792510, 2963480, 3541720, 3630263, 4148872, 5186090, 5585020, 7260526, 10372180, 11170040, 14521052, 18151315, 20744360, 29042104, 36302630, 72605260, 145210520]

約数ペア:

[(1, 145210520), (2, 72605260), (4, 36302630), (5, 29042104), (7, 20744360), (8, 18151315), (10, 14521052), (13, 11170040), (14, 10372180), (20, 7260526), (26, 5585020), (28, 5186090), (35, 4148872), (40, 3630263), (41, 3541720), (49, 2963480), (52, 2792510), (56, 2593045), (65, 2234008), (70, 2074436), (82, 1770860), (91, 1595720), (98, 1481740), (104, 1396255), (130, 1117004), (139, 1044680), (140, 1037218), (164, 885430), (182, 797860), (196, 740870), (205, 708344), (245, 592696), (260, 558502), (278, 522340), (280, 518609), (287, 505960), (328, 442715), (364, 398930), (392, 370435), (410, 354172), (455, 319144), (490, 296348), (520, 279251), (533, 272440), (556, 261170), (574, 252980), (637, 227960), (695, 208936), (728, 199465), (820, 177086), (910, 159572), (973, 149240), (980, 148174), (1066, 136220), (1112, 130585), (1148, 126490), (1274, 113980), (1390, 104468), (1435, 101192), (1640, 88543), (1807, 80360), (1820, 79786), (1946, 74620), (1960, 74087), (2009, 72280), (2132, 68110), (2296, 63245), (2548, 56990), (2665, 54488), (2780, 52234), (2870, 50596), (3185, 45592), (3614, 40180), (3640, 39893), (3731, 38920), (3892, 37310), (4018, 36140), (4264, 34055), (4865, 29848), (5096, 28495), (5330, 27244), (5560, 26117), (5699, 25480), (5740, 25298), (6370, 22796), (6811, 21320), (7228, 20090), (7462, 19460), (7784, 18655), (8036, 18070), (9035, 16072), (9730, 14924), (10045, 14456), (10660, 13622), (11398, 12740), (11480, 12649)]