85456980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{9689}}^1$

素因数の和:9718

約数の個数: 108

約数和(自身を含む): 301572180

約数和(自身を除く): 216115200

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 9689, 19378, 29067, 38756, 48445, 58134, 67823, 87201, 96890, 116268, 135646, 145335, 174402, 193780, 203469, 271292, 290670, 339115, 348804, 406938, 436005, 474761, 581340, 610407, 678230, 813876, 872010, 949522, 1017345, 1220814, 1356460, 1424283, 1744020, 1899044, 2034690, 2373805, 2441628, 2848566, 3052035, 4069380, 4272849, 4747610, 5697132, 6104070, 7121415, 8545698, 9495220, 12208140, 14242830, 17091396, 21364245, 28485660, 42728490, 85456980]

約数ペア:

[(1, 85456980), (2, 42728490), (3, 28485660), (4, 21364245), (5, 17091396), (6, 14242830), (7, 12208140), (9, 9495220), (10, 8545698), (12, 7121415), (14, 6104070), (15, 5697132), (18, 4747610), (20, 4272849), (21, 4069380), (28, 3052035), (30, 2848566), (35, 2441628), (36, 2373805), (42, 2034690), (45, 1899044), (49, 1744020), (60, 1424283), (63, 1356460), (70, 1220814), (84, 1017345), (90, 949522), (98, 872010), (105, 813876), (126, 678230), (140, 610407), (147, 581340), (180, 474761), (196, 436005), (210, 406938), (245, 348804), (252, 339115), (294, 290670), (315, 271292), (420, 203469), (441, 193780), (490, 174402), (588, 145335), (630, 135646), (735, 116268), (882, 96890), (980, 87201), (1260, 67823), (1470, 58134), (1764, 48445), (2205, 38756), (2940, 29067), (4410, 19378), (8820, 9689)]