12378928120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{267479}}^1$

素因数の和:267592

約数の個数: 64

約数和(自身を含む): 30332232000

約数和(自身を除く): 17953303880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 130, 178, 260, 356, 445, 520, 712, 890, 1157, 1780, 2314, 3560, 4628, 5785, 9256, 11570, 23140, 46280, 267479, 534958, 1069916, 1337395, 2139832, 2674790, 3477227, 5349580, 6954454, 10699160, 13908908, 17386135, 23805631, 27817816, 34772270, 47611262, 69544540, 95222524, 119028155, 139089080, 190445048, 238056310, 309473203, 476112620, 618946406, 952225240, 1237892812, 1547366015, 2475785624, 3094732030, 6189464060, 12378928120]

約数ペア:

[(1, 12378928120), (2, 6189464060), (4, 3094732030), (5, 2475785624), (8, 1547366015), (10, 1237892812), (13, 952225240), (20, 618946406), (26, 476112620), (40, 309473203), (52, 238056310), (65, 190445048), (89, 139089080), (104, 119028155), (130, 95222524), (178, 69544540), (260, 47611262), (356, 34772270), (445, 27817816), (520, 23805631), (712, 17386135), (890, 13908908), (1157, 10699160), (1780, 6954454), (2314, 5349580), (3560, 3477227), (4628, 2674790), (5785, 2139832), (9256, 1337395), (11570, 1069916), (23140, 534958), (46280, 267479)]