19782215040

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{1471891}}^1$

素因数の和:1471920

約数の個数: 128

約数和(自身を含む): 72063832320

約数和(自身を除く): 52281617280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 1471891, 2943782, 4415673, 5887564, 7359455, 8831346, 10303237, 11775128, 14718910, 17662692, 20606474, 22078365, 23550256, 29437820, 30909711, 35325384, 41212948, 44156730, 47100512, 51516185, 58875640, 61819422, 70650768, 82425896, 88313460, 94201024, 103032370, 117751280, 123638844, 141301536, 154548555, 164851792, 176626920, 188402048, 206064740, 235502560, 247277688, 282603072, 309097110, 329703584, 353253840, 412129480, 471005120, 494555376, 565206144, 618194220, 659407168, 706507680, 824258960, 942010240, 989110752, 1236388440, 1318814336, 1413015360, 1648517920, 1978221504, 2472776880, 2826030720, 3297035840, 3956443008, 4945553760, 6594071680, 9891107520, 19782215040]

約数ペア:

[(1, 19782215040), (2, 9891107520), (3, 6594071680), (4, 4945553760), (5, 3956443008), (6, 3297035840), (7, 2826030720), (8, 2472776880), (10, 1978221504), (12, 1648517920), (14, 1413015360), (15, 1318814336), (16, 1236388440), (20, 989110752), (21, 942010240), (24, 824258960), (28, 706507680), (30, 659407168), (32, 618194220), (35, 565206144), (40, 494555376), (42, 471005120), (48, 412129480), (56, 353253840), (60, 329703584), (64, 309097110), (70, 282603072), (80, 247277688), (84, 235502560), (96, 206064740), (105, 188402048), (112, 176626920), (120, 164851792), (128, 154548555), (140, 141301536), (160, 123638844), (168, 117751280), (192, 103032370), (210, 94201024), (224, 88313460), (240, 82425896), (280, 70650768), (320, 61819422), (336, 58875640), (384, 51516185), (420, 47100512), (448, 44156730), (480, 41212948), (560, 35325384), (640, 30909711), (672, 29437820), (840, 23550256), (896, 22078365), (960, 20606474), (1120, 17662692), (1344, 14718910), (1680, 11775128), (1920, 10303237), (2240, 8831346), (2688, 7359455), (3360, 5887564), (4480, 4415673), (6720, 2943782), (13440, 1471891)]