42679140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{331}}^1$

素因数の和:657

約数の個数: 96

約数和(自身を含む): 137432064

約数和(自身を除く): 94752924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 307, 331, 420, 614, 662, 921, 993, 1228, 1324, 1535, 1655, 1842, 1986, 2149, 2317, 3070, 3310, 3684, 3972, 4298, 4605, 4634, 4965, 6140, 6447, 6620, 6951, 8596, 9210, 9268, 9930, 10745, 11585, 12894, 13902, 18420, 19860, 21490, 23170, 25788, 27804, 32235, 34755, 42980, 46340, 64470, 69510, 101617, 128940, 139020, 203234, 304851, 406468, 508085, 609702, 711319, 1016170, 1219404, 1422638, 1524255, 2032340, 2133957, 2845276, 3048510, 3556595, 4267914, 6097020, 7113190, 8535828, 10669785, 14226380, 21339570, 42679140]

約数ペア:

[(1, 42679140), (2, 21339570), (3, 14226380), (4, 10669785), (5, 8535828), (6, 7113190), (7, 6097020), (10, 4267914), (12, 3556595), (14, 3048510), (15, 2845276), (20, 2133957), (21, 2032340), (28, 1524255), (30, 1422638), (35, 1219404), (42, 1016170), (60, 711319), (70, 609702), (84, 508085), (105, 406468), (140, 304851), (210, 203234), (307, 139020), (331, 128940), (420, 101617), (614, 69510), (662, 64470), (921, 46340), (993, 42980), (1228, 34755), (1324, 32235), (1535, 27804), (1655, 25788), (1842, 23170), (1986, 21490), (2149, 19860), (2317, 18420), (3070, 13902), (3310, 12894), (3684, 11585), (3972, 10745), (4298, 9930), (4605, 9268), (4634, 9210), (4965, 8596), (6140, 6951), (6447, 6620)]