208783020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{491}}^1$

素因数の和:895

約数の個数: 96

約数和(自身を含む): 618266880

約数和(自身を除く): 409483860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 373, 380, 491, 570, 746, 982, 1119, 1140, 1473, 1492, 1865, 1964, 2238, 2455, 2946, 3730, 4476, 4910, 5595, 5892, 7087, 7365, 7460, 9329, 9820, 11190, 14174, 14730, 18658, 21261, 22380, 27987, 28348, 29460, 35435, 37316, 42522, 46645, 55974, 70870, 85044, 93290, 106305, 111948, 139935, 141740, 183143, 186580, 212610, 279870, 366286, 425220, 549429, 559740, 732572, 915715, 1098858, 1831430, 2197716, 2747145, 3479717, 3662860, 5494290, 6959434, 10439151, 10988580, 13918868, 17398585, 20878302, 34797170, 41756604, 52195755, 69594340, 104391510, 208783020]

約数ペア:

[(1, 208783020), (2, 104391510), (3, 69594340), (4, 52195755), (5, 41756604), (6, 34797170), (10, 20878302), (12, 17398585), (15, 13918868), (19, 10988580), (20, 10439151), (30, 6959434), (38, 5494290), (57, 3662860), (60, 3479717), (76, 2747145), (95, 2197716), (114, 1831430), (190, 1098858), (228, 915715), (285, 732572), (373, 559740), (380, 549429), (491, 425220), (570, 366286), (746, 279870), (982, 212610), (1119, 186580), (1140, 183143), (1473, 141740), (1492, 139935), (1865, 111948), (1964, 106305), (2238, 93290), (2455, 85044), (2946, 70870), (3730, 55974), (4476, 46645), (4910, 42522), (5595, 37316), (5892, 35435), (7087, 29460), (7365, 28348), (7460, 27987), (9329, 22380), (9820, 21261), (11190, 18658), (14174, 14730)]