71415540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{2699}}^1$

素因数の和:2731

約数の個数: 144

約数和(自身を含む): 258552000

約数和(自身を除く): 187136460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2699, 2940, 3780, 4410, 5292, 5398, 6615, 8097, 8820, 10796, 13230, 13495, 16194, 18893, 24291, 26460, 26990, 32388, 37786, 40485, 48582, 53980, 56679, 72873, 75572, 80970, 94465, 97164, 113358, 121455, 132251, 145746, 161940, 170037, 188930, 226716, 242910, 264502, 283395, 291492, 340074, 364365, 377860, 396753, 485820, 510111, 529004, 566790, 661255, 680148, 728730, 793506, 850185, 1020222, 1133580, 1190259, 1322510, 1457460, 1587012, 1700370, 1983765, 2040444, 2380518, 2550555, 2645020, 3400740, 3570777, 3967530, 4761036, 5101110, 5951295, 7141554, 7935060, 10202220, 11902590, 14283108, 17853885, 23805180, 35707770, 71415540]

約数ペア:

[(1, 71415540), (2, 35707770), (3, 23805180), (4, 17853885), (5, 14283108), (6, 11902590), (7, 10202220), (9, 7935060), (10, 7141554), (12, 5951295), (14, 5101110), (15, 4761036), (18, 3967530), (20, 3570777), (21, 3400740), (27, 2645020), (28, 2550555), (30, 2380518), (35, 2040444), (36, 1983765), (42, 1700370), (45, 1587012), (49, 1457460), (54, 1322510), (60, 1190259), (63, 1133580), (70, 1020222), (84, 850185), (90, 793506), (98, 728730), (105, 680148), (108, 661255), (126, 566790), (135, 529004), (140, 510111), (147, 485820), (180, 396753), (189, 377860), (196, 364365), (210, 340074), (245, 291492), (252, 283395), (270, 264502), (294, 242910), (315, 226716), (378, 188930), (420, 170037), (441, 161940), (490, 145746), (540, 132251), (588, 121455), (630, 113358), (735, 97164), (756, 94465), (882, 80970), (945, 75572), (980, 72873), (1260, 56679), (1323, 53980), (1470, 48582), (1764, 40485), (1890, 37786), (2205, 32388), (2646, 26990), (2699, 26460), (2940, 24291), (3780, 18893), (4410, 16194), (5292, 13495), (5398, 13230), (6615, 10796), (8097, 8820)]