28942188520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{11801}}^1$

素因数の和:12299

約数の個数: 128

約数和(自身を含む): 78516345600

約数和(自身を除く): 49574157080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 461, 532, 665, 760, 922, 1064, 1330, 1844, 2305, 2660, 3227, 3688, 4610, 5320, 6454, 8759, 9220, 11801, 12908, 16135, 17518, 18440, 23602, 25816, 32270, 35036, 43795, 47204, 59005, 61313, 64540, 70072, 82607, 87590, 94408, 118010, 122626, 129080, 165214, 175180, 224219, 236020, 245252, 306565, 330428, 350360, 413035, 448438, 472040, 490504, 613130, 660856, 826070, 896876, 1121095, 1226260, 1569533, 1652140, 1793752, 2242190, 2452520, 3139066, 3304280, 4484380, 5440261, 6278132, 7847665, 8968760, 10880522, 12556264, 15695330, 21761044, 27201305, 31390660, 38081827, 43522088, 54402610, 62781320, 76163654, 103364959, 108805220, 152327308, 190409135, 206729918, 217610440, 304654616, 380818270, 413459836, 516824795, 723554713, 761636540, 826919672, 1033649590, 1447109426, 1523273080, 2067299180, 2894218852, 3617773565, 4134598360, 5788437704, 7235547130, 14471094260, 28942188520]

約数ペア:

[(1, 28942188520), (2, 14471094260), (4, 7235547130), (5, 5788437704), (7, 4134598360), (8, 3617773565), (10, 2894218852), (14, 2067299180), (19, 1523273080), (20, 1447109426), (28, 1033649590), (35, 826919672), (38, 761636540), (40, 723554713), (56, 516824795), (70, 413459836), (76, 380818270), (95, 304654616), (133, 217610440), (140, 206729918), (152, 190409135), (190, 152327308), (266, 108805220), (280, 103364959), (380, 76163654), (461, 62781320), (532, 54402610), (665, 43522088), (760, 38081827), (922, 31390660), (1064, 27201305), (1330, 21761044), (1844, 15695330), (2305, 12556264), (2660, 10880522), (3227, 8968760), (3688, 7847665), (4610, 6278132), (5320, 5440261), (6454, 4484380), (8759, 3304280), (9220, 3139066), (11801, 2452520), (12908, 2242190), (16135, 1793752), (17518, 1652140), (18440, 1569533), (23602, 1226260), (25816, 1121095), (32270, 896876), (35036, 826070), (43795, 660856), (47204, 613130), (59005, 490504), (61313, 472040), (64540, 448438), (70072, 413035), (82607, 350360), (87590, 330428), (94408, 306565), (118010, 245252), (122626, 236020), (129080, 224219), (165214, 175180)]