719465040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{20393}}^1$

素因数の和:20426

約数の個数: 180

約数和(自身を含む): 2810823444

約数和(自身を除く): 2091358404

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8820, 11760, 17640, 20393, 35280, 40786, 61179, 81572, 101965, 122358, 142751, 163144, 183537, 203930, 244716, 285502, 305895, 326288, 367074, 407860, 428253, 489432, 571004, 611790, 713755, 734148, 815720, 856506, 917685, 978864, 999257, 1142008, 1223580, 1284759, 1427510, 1468296, 1631440, 1713012, 1835370, 1998514, 2141265, 2284016, 2447160, 2569518, 2855020, 2936592, 2997771, 3426024, 3670740, 3997028, 4282530, 4894320, 4996285, 5139036, 5710040, 5995542, 6423795, 6852048, 7341480, 7994056, 8565060, 8993313, 9992570, 10278072, 11420080, 11991084, 12847590, 14682960, 14988855, 15988112, 17130120, 17986626, 19985140, 20556144, 23982168, 25695180, 29977710, 34260240, 35973252, 39970280, 44966565, 47964336, 51390360, 59955420, 71946504, 79940560, 89933130, 102780720, 119910840, 143893008, 179866260, 239821680, 359732520, 719465040]

約数ペア:

[(1, 719465040), (2, 359732520), (3, 239821680), (4, 179866260), (5, 143893008), (6, 119910840), (7, 102780720), (8, 89933130), (9, 79940560), (10, 71946504), (12, 59955420), (14, 51390360), (15, 47964336), (16, 44966565), (18, 39970280), (20, 35973252), (21, 34260240), (24, 29977710), (28, 25695180), (30, 23982168), (35, 20556144), (36, 19985140), (40, 17986626), (42, 17130120), (45, 15988112), (48, 14988855), (49, 14682960), (56, 12847590), (60, 11991084), (63, 11420080), (70, 10278072), (72, 9992570), (80, 8993313), (84, 8565060), (90, 7994056), (98, 7341480), (105, 6852048), (112, 6423795), (120, 5995542), (126, 5710040), (140, 5139036), (144, 4996285), (147, 4894320), (168, 4282530), (180, 3997028), (196, 3670740), (210, 3426024), (240, 2997771), (245, 2936592), (252, 2855020), (280, 2569518), (294, 2447160), (315, 2284016), (336, 2141265), (360, 1998514), (392, 1835370), (420, 1713012), (441, 1631440), (490, 1468296), (504, 1427510), (560, 1284759), (588, 1223580), (630, 1142008), (720, 999257), (735, 978864), (784, 917685), (840, 856506), (882, 815720), (980, 734148), (1008, 713755), (1176, 611790), (1260, 571004), (1470, 489432), (1680, 428253), (1764, 407860), (1960, 367074), (2205, 326288), (2352, 305895), (2520, 285502), (2940, 244716), (3528, 203930), (3920, 183537), (4410, 163144), (5040, 142751), (5880, 122358), (7056, 101965), (8820, 81572), (11760, 61179), (17640, 40786), (20393, 35280)]