1555761480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{142469}}^1$

素因数の和:142503

約数の個数: 128

約数和(自身を含む): 5744390400

約数和(自身を除く): 4188628920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 142469, 284938, 427407, 569876, 712345, 854814, 997283, 1139752, 1424690, 1709628, 1852097, 1994566, 2137035, 2849380, 2991849, 3419256, 3704194, 3989132, 4274070, 4986415, 5556291, 5698760, 5983698, 7408388, 7978264, 8548140, 9260485, 9972830, 11112582, 11967396, 12964679, 14816776, 14959245, 17096280, 18520970, 19945660, 22225164, 23934792, 25929358, 27781455, 29918490, 37041940, 38894037, 39891320, 44450328, 51858716, 55562910, 59836980, 64823395, 74083880, 77788074, 103717432, 111125820, 119673960, 129646790, 155576148, 194470185, 222251640, 259293580, 311152296, 388940370, 518587160, 777880740, 1555761480]

約数ペア:

[(1, 1555761480), (2, 777880740), (3, 518587160), (4, 388940370), (5, 311152296), (6, 259293580), (7, 222251640), (8, 194470185), (10, 155576148), (12, 129646790), (13, 119673960), (14, 111125820), (15, 103717432), (20, 77788074), (21, 74083880), (24, 64823395), (26, 59836980), (28, 55562910), (30, 51858716), (35, 44450328), (39, 39891320), (40, 38894037), (42, 37041940), (52, 29918490), (56, 27781455), (60, 25929358), (65, 23934792), (70, 22225164), (78, 19945660), (84, 18520970), (91, 17096280), (104, 14959245), (105, 14816776), (120, 12964679), (130, 11967396), (140, 11112582), (156, 9972830), (168, 9260485), (182, 8548140), (195, 7978264), (210, 7408388), (260, 5983698), (273, 5698760), (280, 5556291), (312, 4986415), (364, 4274070), (390, 3989132), (420, 3704194), (455, 3419256), (520, 2991849), (546, 2849380), (728, 2137035), (780, 1994566), (840, 1852097), (910, 1709628), (1092, 1424690), (1365, 1139752), (1560, 997283), (1820, 854814), (2184, 712345), (2730, 569876), (3640, 427407), (5460, 284938), (10920, 142469)]