389067161920

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2251}}^1\times {\mathrm{4253}}^1$

素因数の和:6648

約数の個数: 112

約数和(自身を含む): 934395660288

約数和(自身を除く): 545328498368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 2032, 2251, 2540, 4064, 4253, 4502, 5080, 8128, 8506, 9004, 10160, 11255, 17012, 18008, 20320, 21265, 22510, 34024, 36016, 40640, 42530, 45020, 68048, 72032, 85060, 90040, 136096, 144064, 170120, 180080, 272192, 285877, 340240, 360160, 540131, 571754, 680480, 720320, 1080262, 1143508, 1360960, 1429385, 2160524, 2287016, 2700655, 2858770, 4321048, 4574032, 5401310, 5717540, 8642096, 9148064, 9573503, 10802620, 11435080, 17284192, 18296128, 19147006, 21605240, 22870160, 34568384, 38294012, 43210480, 45740320, 47867515, 76588024, 86420960, 91480640, 95735030, 153176048, 172841920, 191470060, 306352096, 382940120, 612704192, 765880240, 1215834881, 1531760480, 2431669762, 3063520960, 4863339524, 6079174405, 9726679048, 12158348810, 19453358096, 24316697620, 38906716192, 48633395240, 77813432384, 97266790480, 194533580960, 389067161920]

約数ペア:

[(1, 389067161920), (2, 194533580960), (4, 97266790480), (5, 77813432384), (8, 48633395240), (10, 38906716192), (16, 24316697620), (20, 19453358096), (32, 12158348810), (40, 9726679048), (64, 6079174405), (80, 4863339524), (127, 3063520960), (160, 2431669762), (254, 1531760480), (320, 1215834881), (508, 765880240), (635, 612704192), (1016, 382940120), (1270, 306352096), (2032, 191470060), (2251, 172841920), (2540, 153176048), (4064, 95735030), (4253, 91480640), (4502, 86420960), (5080, 76588024), (8128, 47867515), (8506, 45740320), (9004, 43210480), (10160, 38294012), (11255, 34568384), (17012, 22870160), (18008, 21605240), (20320, 19147006), (21265, 18296128), (22510, 17284192), (34024, 11435080), (36016, 10802620), (40640, 9573503), (42530, 9148064), (45020, 8642096), (68048, 5717540), (72032, 5401310), (85060, 4574032), (90040, 4321048), (136096, 2858770), (144064, 2700655), (170120, 2287016), (180080, 2160524), (272192, 1429385), (285877, 1360960), (340240, 1143508), (360160, 1080262), (540131, 720320), (571754, 680480)]