80940240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1423}}^1$

素因数の和:1521

約数の個数: 120

約数和(自身を含む): 275458560

約数和(自身を除く): 194518320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1423, 1580, 1896, 2370, 2844, 2846, 3160, 3555, 3792, 4269, 4740, 5688, 5692, 6320, 7110, 7115, 8538, 9480, 11376, 11384, 12807, 14220, 14230, 17076, 18960, 21345, 22768, 25614, 28440, 28460, 34152, 42690, 51228, 56880, 56920, 64035, 68304, 85380, 102456, 112417, 113840, 128070, 170760, 204912, 224834, 256140, 337251, 341520, 449668, 512280, 562085, 674502, 899336, 1011753, 1024560, 1124170, 1349004, 1686255, 1798672, 2023506, 2248340, 2698008, 3372510, 4047012, 4496680, 5058765, 5396016, 6745020, 8094024, 8993360, 10117530, 13490040, 16188048, 20235060, 26980080, 40470120, 80940240]

約数ペア:

[(1, 80940240), (2, 40470120), (3, 26980080), (4, 20235060), (5, 16188048), (6, 13490040), (8, 10117530), (9, 8993360), (10, 8094024), (12, 6745020), (15, 5396016), (16, 5058765), (18, 4496680), (20, 4047012), (24, 3372510), (30, 2698008), (36, 2248340), (40, 2023506), (45, 1798672), (48, 1686255), (60, 1349004), (72, 1124170), (79, 1024560), (80, 1011753), (90, 899336), (120, 674502), (144, 562085), (158, 512280), (180, 449668), (237, 341520), (240, 337251), (316, 256140), (360, 224834), (395, 204912), (474, 170760), (632, 128070), (711, 113840), (720, 112417), (790, 102456), (948, 85380), (1185, 68304), (1264, 64035), (1422, 56920), (1423, 56880), (1580, 51228), (1896, 42690), (2370, 34152), (2844, 28460), (2846, 28440), (3160, 25614), (3555, 22768), (3792, 21345), (4269, 18960), (4740, 17076), (5688, 14230), (5692, 14220), (6320, 12807), (7110, 11384), (7115, 11376), (8538, 9480)]