1278803040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{2664173}}^1$

素因数の和:2664191

約数の個数: 48

約数和(自身を含む): 4028231088

約数和(自身を除く): 2749428048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 2664173, 5328346, 7992519, 10656692, 13320865, 15985038, 21313384, 26641730, 31970076, 39962595, 42626768, 53283460, 63940152, 79925190, 85253536, 106566920, 127880304, 159850380, 213133840, 255760608, 319700760, 426267680, 639401520, 1278803040]

約数ペア:

[(1, 1278803040), (2, 639401520), (3, 426267680), (4, 319700760), (5, 255760608), (6, 213133840), (8, 159850380), (10, 127880304), (12, 106566920), (15, 85253536), (16, 79925190), (20, 63940152), (24, 53283460), (30, 42626768), (32, 39962595), (40, 31970076), (48, 26641730), (60, 21313384), (80, 15985038), (96, 13320865), (120, 10656692), (160, 7992519), (240, 5328346), (480, 2664173)]