1620513440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6547}}^1$

素因数の和:6599

約数の個数: 192

約数和(自身を含む): 4989890304

約数和(自身を除く): 3369376864

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 160, 170, 182, 208, 221, 224, 238, 260, 272, 280, 340, 364, 416, 442, 455, 476, 520, 544, 560, 595, 680, 728, 884, 910, 952, 1040, 1105, 1120, 1190, 1360, 1456, 1547, 1768, 1820, 1904, 2080, 2210, 2380, 2720, 2912, 3094, 3536, 3640, 3808, 4420, 4760, 6188, 6547, 7072, 7280, 7735, 8840, 9520, 12376, 13094, 14560, 15470, 17680, 19040, 24752, 26188, 30940, 32735, 35360, 45829, 49504, 52376, 61880, 65470, 85111, 91658, 104752, 111299, 123760, 130940, 170222, 183316, 209504, 222598, 229145, 247520, 261880, 340444, 366632, 425555, 445196, 458290, 523760, 556495, 595777, 680888, 733264, 779093, 851110, 890392, 916580, 1047520, 1112990, 1191554, 1361776, 1446887, 1466528, 1558186, 1702220, 1780784, 1833160, 2225980, 2383108, 2723552, 2893774, 2978885, 3116372, 3404440, 3561568, 3666320, 3895465, 4451960, 4766216, 5787548, 5957770, 6232744, 6808880, 7234435, 7332640, 7790930, 8903920, 9532432, 10128209, 11575096, 11915540, 12465488, 13617760, 14468870, 15581860, 17807840, 19064864, 20256418, 23150192, 23831080, 24930976, 28937740, 31163720, 40512836, 46300384, 47662160, 50641045, 57875480, 62327440, 81025672, 95324320, 101282090, 115750960, 124654880, 162051344, 202564180, 231501920, 324102688, 405128360, 810256720, 1620513440]

約数ペア:

[(1, 1620513440), (2, 810256720), (4, 405128360), (5, 324102688), (7, 231501920), (8, 202564180), (10, 162051344), (13, 124654880), (14, 115750960), (16, 101282090), (17, 95324320), (20, 81025672), (26, 62327440), (28, 57875480), (32, 50641045), (34, 47662160), (35, 46300384), (40, 40512836), (52, 31163720), (56, 28937740), (65, 24930976), (68, 23831080), (70, 23150192), (80, 20256418), (85, 19064864), (91, 17807840), (104, 15581860), (112, 14468870), (119, 13617760), (130, 12465488), (136, 11915540), (140, 11575096), (160, 10128209), (170, 9532432), (182, 8903920), (208, 7790930), (221, 7332640), (224, 7234435), (238, 6808880), (260, 6232744), (272, 5957770), (280, 5787548), (340, 4766216), (364, 4451960), (416, 3895465), (442, 3666320), (455, 3561568), (476, 3404440), (520, 3116372), (544, 2978885), (560, 2893774), (595, 2723552), (680, 2383108), (728, 2225980), (884, 1833160), (910, 1780784), (952, 1702220), (1040, 1558186), (1105, 1466528), (1120, 1446887), (1190, 1361776), (1360, 1191554), (1456, 1112990), (1547, 1047520), (1768, 916580), (1820, 890392), (1904, 851110), (2080, 779093), (2210, 733264), (2380, 680888), (2720, 595777), (2912, 556495), (3094, 523760), (3536, 458290), (3640, 445196), (3808, 425555), (4420, 366632), (4760, 340444), (6188, 261880), (6547, 247520), (7072, 229145), (7280, 222598), (7735, 209504), (8840, 183316), (9520, 170222), (12376, 130940), (13094, 123760), (14560, 111299), (15470, 104752), (17680, 91658), (19040, 85111), (24752, 65470), (26188, 61880), (30940, 52376), (32735, 49504), (35360, 45829)]