71896860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1327}}^1$

素因数の和:1392

約数の個数: 144

約数和(自身を含む): 255230976

約数和(自身を除く): 183334116

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1327, 1505, 1548, 1806, 1935, 2580, 2654, 2709, 3010, 3612, 3870, 3981, 4515, 5308, 5418, 6020, 6635, 7740, 7962, 9030, 9289, 10836, 11943, 13270, 13545, 15924, 18060, 18578, 19905, 23886, 26540, 27090, 27867, 37156, 39810, 46445, 47772, 54180, 55734, 57061, 59715, 79620, 83601, 92890, 111468, 114122, 119430, 139335, 167202, 171183, 185780, 228244, 238860, 278670, 285305, 334404, 342366, 399427, 418005, 513549, 557340, 570610, 684732, 798854, 836010, 855915, 1027098, 1141220, 1198281, 1597708, 1672020, 1711830, 1997135, 2054196, 2396562, 2567745, 3423660, 3594843, 3994270, 4793124, 5135490, 5991405, 7189686, 7988540, 10270980, 11982810, 14379372, 17974215, 23965620, 35948430, 71896860]

約数ペア:

[(1, 71896860), (2, 35948430), (3, 23965620), (4, 17974215), (5, 14379372), (6, 11982810), (7, 10270980), (9, 7988540), (10, 7189686), (12, 5991405), (14, 5135490), (15, 4793124), (18, 3994270), (20, 3594843), (21, 3423660), (28, 2567745), (30, 2396562), (35, 2054196), (36, 1997135), (42, 1711830), (43, 1672020), (45, 1597708), (60, 1198281), (63, 1141220), (70, 1027098), (84, 855915), (86, 836010), (90, 798854), (105, 684732), (126, 570610), (129, 557340), (140, 513549), (172, 418005), (180, 399427), (210, 342366), (215, 334404), (252, 285305), (258, 278670), (301, 238860), (315, 228244), (387, 185780), (420, 171183), (430, 167202), (516, 139335), (602, 119430), (630, 114122), (645, 111468), (774, 92890), (860, 83601), (903, 79620), (1204, 59715), (1260, 57061), (1290, 55734), (1327, 54180), (1505, 47772), (1548, 46445), (1806, 39810), (1935, 37156), (2580, 27867), (2654, 27090), (2709, 26540), (3010, 23886), (3612, 19905), (3870, 18578), (3981, 18060), (4515, 15924), (5308, 13545), (5418, 13270), (6020, 11943), (6635, 10836), (7740, 9289), (7962, 9030)]