253187160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{379}}^1$

素因数の和:705

約数の個数: 128

約数和(自身を含む): 804384000

約数和(自身を除く): 551196840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 293, 379, 380, 456, 570, 586, 758, 760, 879, 1137, 1140, 1172, 1465, 1516, 1758, 1895, 2274, 2280, 2344, 2930, 3032, 3516, 3790, 4395, 4548, 5567, 5685, 5860, 7032, 7201, 7580, 8790, 9096, 11134, 11370, 11720, 14402, 15160, 16701, 17580, 21603, 22268, 22740, 27835, 28804, 33402, 35160, 36005, 43206, 44536, 45480, 55670, 57608, 66804, 72010, 83505, 86412, 108015, 111047, 111340, 133608, 144020, 167010, 172824, 216030, 222094, 222680, 288040, 333141, 334020, 432060, 444188, 555235, 666282, 668040, 864120, 888376, 1110470, 1332564, 1665705, 2109893, 2220940, 2665128, 3331410, 4219786, 4441880, 6329679, 6662820, 8439572, 10549465, 12659358, 13325640, 16879144, 21098930, 25318716, 31648395, 42197860, 50637432, 63296790, 84395720, 126593580, 253187160]

約数ペア:

[(1, 253187160), (2, 126593580), (3, 84395720), (4, 63296790), (5, 50637432), (6, 42197860), (8, 31648395), (10, 25318716), (12, 21098930), (15, 16879144), (19, 13325640), (20, 12659358), (24, 10549465), (30, 8439572), (38, 6662820), (40, 6329679), (57, 4441880), (60, 4219786), (76, 3331410), (95, 2665128), (114, 2220940), (120, 2109893), (152, 1665705), (190, 1332564), (228, 1110470), (285, 888376), (293, 864120), (379, 668040), (380, 666282), (456, 555235), (570, 444188), (586, 432060), (758, 334020), (760, 333141), (879, 288040), (1137, 222680), (1140, 222094), (1172, 216030), (1465, 172824), (1516, 167010), (1758, 144020), (1895, 133608), (2274, 111340), (2280, 111047), (2344, 108015), (2930, 86412), (3032, 83505), (3516, 72010), (3790, 66804), (4395, 57608), (4548, 55670), (5567, 45480), (5685, 44536), (5860, 43206), (7032, 36005), (7201, 35160), (7580, 33402), (8790, 28804), (9096, 27835), (11134, 22740), (11370, 22268), (11720, 21603), (14402, 17580), (15160, 16701)]