84770840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1619}}^1$

素因数の和:1665

約数の個数: 128

約数和(自身を含む): 251942400

約数和(自身を除く): 167171560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 85, 88, 110, 119, 136, 140, 154, 170, 187, 220, 238, 280, 308, 340, 374, 385, 440, 476, 595, 616, 680, 748, 770, 935, 952, 1190, 1309, 1496, 1540, 1619, 1870, 2380, 2618, 3080, 3238, 3740, 4760, 5236, 6476, 6545, 7480, 8095, 10472, 11333, 12952, 13090, 16190, 17809, 22666, 26180, 27523, 32380, 35618, 45332, 52360, 55046, 56665, 64760, 71236, 89045, 90664, 110092, 113330, 124663, 137615, 142472, 178090, 192661, 220184, 226660, 249326, 275230, 302753, 356180, 385322, 453320, 498652, 550460, 605506, 623315, 712360, 770644, 963305, 997304, 1100920, 1211012, 1246630, 1513765, 1541288, 1926610, 2119271, 2422024, 2493260, 3027530, 3853220, 4238542, 4986520, 6055060, 7706440, 8477084, 10596355, 12110120, 16954168, 21192710, 42385420, 84770840]

約数ペア:

[(1, 84770840), (2, 42385420), (4, 21192710), (5, 16954168), (7, 12110120), (8, 10596355), (10, 8477084), (11, 7706440), (14, 6055060), (17, 4986520), (20, 4238542), (22, 3853220), (28, 3027530), (34, 2493260), (35, 2422024), (40, 2119271), (44, 1926610), (55, 1541288), (56, 1513765), (68, 1246630), (70, 1211012), (77, 1100920), (85, 997304), (88, 963305), (110, 770644), (119, 712360), (136, 623315), (140, 605506), (154, 550460), (170, 498652), (187, 453320), (220, 385322), (238, 356180), (280, 302753), (308, 275230), (340, 249326), (374, 226660), (385, 220184), (440, 192661), (476, 178090), (595, 142472), (616, 137615), (680, 124663), (748, 113330), (770, 110092), (935, 90664), (952, 89045), (1190, 71236), (1309, 64760), (1496, 56665), (1540, 55046), (1619, 52360), (1870, 45332), (2380, 35618), (2618, 32380), (3080, 27523), (3238, 26180), (3740, 22666), (4760, 17809), (5236, 16190), (6476, 13090), (6545, 12952), (7480, 11333), (8095, 10472)]