169388940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{8581}}^1$

素因数の和:8647

約数の個数: 96

約数和(自身を含む): 553641984

約数和(自身を除く): 384253044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2820, 3290, 3948, 4935, 6580, 8581, 9870, 17162, 19740, 25743, 34324, 42905, 51486, 60067, 85810, 102972, 120134, 128715, 171620, 180201, 240268, 257430, 300335, 360402, 403307, 514860, 600670, 720804, 806614, 901005, 1201340, 1209921, 1613228, 1802010, 2016535, 2419842, 2823149, 3604020, 4033070, 4839684, 5646298, 6049605, 8066140, 8469447, 11292596, 12099210, 14115745, 16938894, 24198420, 28231490, 33877788, 42347235, 56462980, 84694470, 169388940]

約数ペア:

[(1, 169388940), (2, 84694470), (3, 56462980), (4, 42347235), (5, 33877788), (6, 28231490), (7, 24198420), (10, 16938894), (12, 14115745), (14, 12099210), (15, 11292596), (20, 8469447), (21, 8066140), (28, 6049605), (30, 5646298), (35, 4839684), (42, 4033070), (47, 3604020), (60, 2823149), (70, 2419842), (84, 2016535), (94, 1802010), (105, 1613228), (140, 1209921), (141, 1201340), (188, 901005), (210, 806614), (235, 720804), (282, 600670), (329, 514860), (420, 403307), (470, 360402), (564, 300335), (658, 257430), (705, 240268), (940, 180201), (987, 171620), (1316, 128715), (1410, 120134), (1645, 102972), (1974, 85810), (2820, 60067), (3290, 51486), (3948, 42905), (4935, 34324), (6580, 25743), (8581, 19740), (9870, 17162)]