12305121920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211283}}^1$

素因数の和:211322

約数の個数: 128

約数和(自身を含む): 36205626240

約数和(自身を除く): 23900504320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1456, 1664, 1820, 2080, 2240, 2912, 3640, 4160, 4480, 5824, 7280, 8320, 11648, 14560, 29120, 58240, 211283, 422566, 845132, 1056415, 1478981, 1690264, 2112830, 2746679, 2957962, 3380528, 4225660, 5493358, 5915924, 6761056, 7394905, 8451320, 10986716, 11831848, 13522112, 13733395, 14789810, 16902640, 19226753, 21973432, 23663696, 27044224, 27466790, 29579620, 33805280, 38453506, 43946864, 47327392, 54933580, 59159240, 67610560, 76907012, 87893728, 94654784, 96133765, 109867160, 118318480, 135221120, 153814024, 175787456, 189309568, 192267530, 219734320, 236636960, 307628048, 351574912, 384535060, 439468640, 473273920, 615256096, 769070120, 878937280, 946547840, 1230512192, 1538140240, 1757874560, 2461024384, 3076280480, 6152560960, 12305121920]

約数ペア:

[(1, 12305121920), (2, 6152560960), (4, 3076280480), (5, 2461024384), (7, 1757874560), (8, 1538140240), (10, 1230512192), (13, 946547840), (14, 878937280), (16, 769070120), (20, 615256096), (26, 473273920), (28, 439468640), (32, 384535060), (35, 351574912), (40, 307628048), (52, 236636960), (56, 219734320), (64, 192267530), (65, 189309568), (70, 175787456), (80, 153814024), (91, 135221120), (104, 118318480), (112, 109867160), (128, 96133765), (130, 94654784), (140, 87893728), (160, 76907012), (182, 67610560), (208, 59159240), (224, 54933580), (260, 47327392), (280, 43946864), (320, 38453506), (364, 33805280), (416, 29579620), (448, 27466790), (455, 27044224), (520, 23663696), (560, 21973432), (640, 19226753), (728, 16902640), (832, 14789810), (896, 13733395), (910, 13522112), (1040, 11831848), (1120, 10986716), (1456, 8451320), (1664, 7394905), (1820, 6761056), (2080, 5915924), (2240, 5493358), (2912, 4225660), (3640, 3380528), (4160, 2957962), (4480, 2746679), (5824, 2112830), (7280, 1690264), (8320, 1478981), (11648, 1056415), (14560, 845132), (29120, 422566), (58240, 211283)]