73440640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1$

素因数の和:149

約数の個数: 192

約数和(自身を含む): 219512160

約数和(自身を除く): 146071520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 97, 104, 112, 128, 130, 140, 160, 169, 182, 194, 208, 224, 260, 280, 320, 338, 364, 388, 416, 448, 455, 485, 520, 560, 640, 676, 679, 728, 776, 832, 845, 896, 910, 970, 1040, 1120, 1183, 1261, 1352, 1358, 1456, 1552, 1664, 1690, 1820, 1940, 2080, 2240, 2366, 2522, 2704, 2716, 2912, 3104, 3380, 3395, 3640, 3880, 4160, 4480, 4732, 5044, 5408, 5432, 5824, 5915, 6208, 6305, 6760, 6790, 7280, 7760, 8320, 8827, 9464, 10088, 10816, 10864, 11648, 11830, 12416, 12610, 13520, 13580, 14560, 15520, 16393, 17654, 18928, 20176, 21632, 21728, 23660, 25220, 27040, 27160, 29120, 31040, 32786, 35308, 37856, 40352, 43456, 44135, 47320, 50440, 54080, 54320, 58240, 62080, 65572, 70616, 75712, 80704, 81965, 86912, 88270, 94640, 100880, 108160, 108640, 114751, 131144, 141232, 151424, 161408, 163930, 176540, 189280, 201760, 217280, 229502, 262288, 282464, 327860, 353080, 378560, 403520, 434560, 459004, 524576, 564928, 573755, 655720, 706160, 757120, 807040, 918008, 1049152, 1129856, 1147510, 1311440, 1412320, 1836016, 2098304, 2295020, 2622880, 2824640, 3672032, 4590040, 5245760, 5649280, 7344064, 9180080, 10491520, 14688128, 18360160, 36720320, 73440640]

約数ペア:

[(1, 73440640), (2, 36720320), (4, 18360160), (5, 14688128), (7, 10491520), (8, 9180080), (10, 7344064), (13, 5649280), (14, 5245760), (16, 4590040), (20, 3672032), (26, 2824640), (28, 2622880), (32, 2295020), (35, 2098304), (40, 1836016), (52, 1412320), (56, 1311440), (64, 1147510), (65, 1129856), (70, 1049152), (80, 918008), (91, 807040), (97, 757120), (104, 706160), (112, 655720), (128, 573755), (130, 564928), (140, 524576), (160, 459004), (169, 434560), (182, 403520), (194, 378560), (208, 353080), (224, 327860), (260, 282464), (280, 262288), (320, 229502), (338, 217280), (364, 201760), (388, 189280), (416, 176540), (448, 163930), (455, 161408), (485, 151424), (520, 141232), (560, 131144), (640, 114751), (676, 108640), (679, 108160), (728, 100880), (776, 94640), (832, 88270), (845, 86912), (896, 81965), (910, 80704), (970, 75712), (1040, 70616), (1120, 65572), (1183, 62080), (1261, 58240), (1352, 54320), (1358, 54080), (1456, 50440), (1552, 47320), (1664, 44135), (1690, 43456), (1820, 40352), (1940, 37856), (2080, 35308), (2240, 32786), (2366, 31040), (2522, 29120), (2704, 27160), (2716, 27040), (2912, 25220), (3104, 23660), (3380, 21728), (3395, 21632), (3640, 20176), (3880, 18928), (4160, 17654), (4480, 16393), (4732, 15520), (5044, 14560), (5408, 13580), (5432, 13520), (5824, 12610), (5915, 12416), (6208, 11830), (6305, 11648), (6760, 10864), (6790, 10816), (7280, 10088), (7760, 9464), (8320, 8827)]