49640920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:118

約数の個数: 192

約数和(自身を含む): 144460800

約数和(自身を除く): 94819880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 31, 35, 38, 40, 43, 49, 56, 62, 70, 76, 86, 95, 98, 124, 133, 140, 152, 155, 172, 190, 196, 215, 217, 245, 248, 266, 280, 301, 310, 344, 380, 392, 430, 434, 490, 532, 589, 602, 620, 665, 760, 817, 860, 868, 931, 980, 1064, 1085, 1178, 1204, 1240, 1330, 1333, 1505, 1519, 1634, 1720, 1736, 1862, 1960, 2107, 2170, 2356, 2408, 2660, 2666, 2945, 3010, 3038, 3268, 3724, 4085, 4123, 4214, 4340, 4655, 4712, 5320, 5332, 5719, 5890, 6020, 6076, 6536, 6665, 7448, 7595, 8170, 8246, 8428, 8680, 9310, 9331, 10535, 10664, 11438, 11780, 12040, 12152, 13330, 15190, 16340, 16492, 16856, 18620, 18662, 20615, 21070, 22876, 23560, 25327, 26660, 28595, 28861, 30380, 32680, 32984, 37240, 37324, 40033, 41230, 42140, 45752, 46655, 50654, 53320, 57190, 57722, 60760, 65317, 74648, 80066, 82460, 84280, 93310, 101308, 114380, 115444, 126635, 130634, 144305, 160132, 164920, 177289, 186620, 200165, 202616, 228760, 230888, 253270, 261268, 288610, 320264, 326585, 354578, 373240, 400330, 506540, 522536, 577220, 653170, 709156, 800660, 886445, 1013080, 1154440, 1241023, 1306340, 1418312, 1601320, 1772890, 2482046, 2612680, 3545780, 4964092, 6205115, 7091560, 9928184, 12410230, 24820460, 49640920]

約数ペア:

[(1, 49640920), (2, 24820460), (4, 12410230), (5, 9928184), (7, 7091560), (8, 6205115), (10, 4964092), (14, 3545780), (19, 2612680), (20, 2482046), (28, 1772890), (31, 1601320), (35, 1418312), (38, 1306340), (40, 1241023), (43, 1154440), (49, 1013080), (56, 886445), (62, 800660), (70, 709156), (76, 653170), (86, 577220), (95, 522536), (98, 506540), (124, 400330), (133, 373240), (140, 354578), (152, 326585), (155, 320264), (172, 288610), (190, 261268), (196, 253270), (215, 230888), (217, 228760), (245, 202616), (248, 200165), (266, 186620), (280, 177289), (301, 164920), (310, 160132), (344, 144305), (380, 130634), (392, 126635), (430, 115444), (434, 114380), (490, 101308), (532, 93310), (589, 84280), (602, 82460), (620, 80066), (665, 74648), (760, 65317), (817, 60760), (860, 57722), (868, 57190), (931, 53320), (980, 50654), (1064, 46655), (1085, 45752), (1178, 42140), (1204, 41230), (1240, 40033), (1330, 37324), (1333, 37240), (1505, 32984), (1519, 32680), (1634, 30380), (1720, 28861), (1736, 28595), (1862, 26660), (1960, 25327), (2107, 23560), (2170, 22876), (2356, 21070), (2408, 20615), (2660, 18662), (2666, 18620), (2945, 16856), (3010, 16492), (3038, 16340), (3268, 15190), (3724, 13330), (4085, 12152), (4123, 12040), (4214, 11780), (4340, 11438), (4655, 10664), (4712, 10535), (5320, 9331), (5332, 9310), (5719, 8680), (5890, 8428), (6020, 8246), (6076, 8170), (6536, 7595), (6665, 7448)]