130728720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4289}}^1$

素因数の和:4432

約数の個数: 80

約数和(自身を含む): 408545280

約数和(自身を除く): 277816560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 240, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2032, 2540, 3048, 3810, 4289, 5080, 6096, 7620, 8578, 10160, 12867, 15240, 17156, 21445, 25734, 30480, 34312, 42890, 51468, 64335, 68624, 85780, 102936, 128670, 171560, 205872, 257340, 343120, 514680, 544703, 1029360, 1089406, 1634109, 2178812, 2723515, 3268218, 4357624, 5447030, 6536436, 8170545, 8715248, 10894060, 13072872, 16341090, 21788120, 26145744, 32682180, 43576240, 65364360, 130728720]

約数ペア:

[(1, 130728720), (2, 65364360), (3, 43576240), (4, 32682180), (5, 26145744), (6, 21788120), (8, 16341090), (10, 13072872), (12, 10894060), (15, 8715248), (16, 8170545), (20, 6536436), (24, 5447030), (30, 4357624), (40, 3268218), (48, 2723515), (60, 2178812), (80, 1634109), (120, 1089406), (127, 1029360), (240, 544703), (254, 514680), (381, 343120), (508, 257340), (635, 205872), (762, 171560), (1016, 128670), (1270, 102936), (1524, 85780), (1905, 68624), (2032, 64335), (2540, 51468), (3048, 42890), (3810, 34312), (4289, 30480), (5080, 25734), (6096, 21445), (7620, 17156), (8578, 15240), (10160, 12867)]