1920414540720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{615517481}}^1$

素因数の和:615517510

約数の個数: 80

約数和(自身を含む): 6411230092512

約数和(自身を除く): 4490815551792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 615517481, 1231034962, 1846552443, 2462069924, 3077587405, 3693104886, 4924139848, 6155174810, 7386209772, 8001727253, 9232762215, 9848279696, 12310349620, 14772419544, 16003454506, 18465524430, 24005181759, 24620699240, 29544839088, 32006909012, 36931048860, 40008636265, 48010363518, 49241398480, 64013818024, 73862097720, 80017272530, 96020727036, 120025908795, 128027636048, 147724195440, 160034545060, 192041454072, 240051817590, 320069090120, 384082908144, 480103635180, 640138180240, 960207270360, 1920414540720]

約数ペア:

[(1, 1920414540720), (2, 960207270360), (3, 640138180240), (4, 480103635180), (5, 384082908144), (6, 320069090120), (8, 240051817590), (10, 192041454072), (12, 160034545060), (13, 147724195440), (15, 128027636048), (16, 120025908795), (20, 96020727036), (24, 80017272530), (26, 73862097720), (30, 64013818024), (39, 49241398480), (40, 48010363518), (48, 40008636265), (52, 36931048860), (60, 32006909012), (65, 29544839088), (78, 24620699240), (80, 24005181759), (104, 18465524430), (120, 16003454506), (130, 14772419544), (156, 12310349620), (195, 9848279696), (208, 9232762215), (240, 8001727253), (260, 7386209772), (312, 6155174810), (390, 4924139848), (520, 3693104886), (624, 3077587405), (780, 2462069924), (1040, 1846552443), (1560, 1231034962), (3120, 615517481)]