185374420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:422

約数の個数: 144

約数和(自身を含む): 506225664

約数和(自身を除く): 320851244

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 110, 121, 124, 140, 154, 155, 217, 220, 242, 308, 310, 341, 353, 385, 434, 484, 605, 620, 682, 706, 770, 847, 868, 1085, 1210, 1364, 1412, 1540, 1694, 1705, 1765, 2170, 2387, 2420, 2471, 3388, 3410, 3530, 3751, 3883, 4235, 4340, 4774, 4942, 6820, 7060, 7502, 7766, 8470, 9548, 9884, 10943, 11935, 12355, 15004, 15532, 16940, 18755, 19415, 21886, 23870, 24710, 26257, 27181, 37510, 38830, 42713, 43772, 47740, 49420, 52514, 54362, 54715, 75020, 76601, 77660, 85426, 105028, 108724, 109430, 120373, 131285, 135905, 153202, 170852, 213565, 218860, 240746, 262570, 271810, 298991, 306404, 383005, 427130, 481492, 525140, 543620, 597982, 601865, 766010, 842611, 854260, 1195964, 1203730, 1324103, 1494955, 1532020, 1685222, 2407460, 2648206, 2989910, 3370444, 4213055, 5296412, 5979820, 6620515, 8426110, 9268721, 13241030, 16852220, 18537442, 26482060, 37074884, 46343605, 92687210, 185374420]

約数ペア:

[(1, 185374420), (2, 92687210), (4, 46343605), (5, 37074884), (7, 26482060), (10, 18537442), (11, 16852220), (14, 13241030), (20, 9268721), (22, 8426110), (28, 6620515), (31, 5979820), (35, 5296412), (44, 4213055), (55, 3370444), (62, 2989910), (70, 2648206), (77, 2407460), (110, 1685222), (121, 1532020), (124, 1494955), (140, 1324103), (154, 1203730), (155, 1195964), (217, 854260), (220, 842611), (242, 766010), (308, 601865), (310, 597982), (341, 543620), (353, 525140), (385, 481492), (434, 427130), (484, 383005), (605, 306404), (620, 298991), (682, 271810), (706, 262570), (770, 240746), (847, 218860), (868, 213565), (1085, 170852), (1210, 153202), (1364, 135905), (1412, 131285), (1540, 120373), (1694, 109430), (1705, 108724), (1765, 105028), (2170, 85426), (2387, 77660), (2420, 76601), (2471, 75020), (3388, 54715), (3410, 54362), (3530, 52514), (3751, 49420), (3883, 47740), (4235, 43772), (4340, 42713), (4774, 38830), (4942, 37510), (6820, 27181), (7060, 26257), (7502, 24710), (7766, 23870), (8470, 21886), (9548, 19415), (9884, 18755), (10943, 16940), (11935, 15532), (12355, 15004)]