80209080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{4547}}^1$

素因数の和:4578

約数の個数: 144

約数和(自身を含む): 303306120

約数和(自身を除く): 223097040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 4547, 5880, 8820, 9094, 13641, 17640, 18188, 22735, 27282, 31829, 36376, 40923, 45470, 54564, 63658, 68205, 81846, 90940, 95487, 109128, 127316, 136410, 159145, 163692, 181880, 190974, 204615, 222803, 254632, 272820, 286461, 318290, 327384, 381948, 409230, 445606, 477435, 545640, 572922, 636580, 668409, 763896, 818460, 891212, 954870, 1114015, 1145844, 1273160, 1336818, 1432305, 1636920, 1782424, 1909740, 2005227, 2228030, 2291688, 2673636, 2864610, 3342045, 3819480, 4010454, 4456060, 5347272, 5729220, 6684090, 8020908, 8912120, 10026135, 11458440, 13368180, 16041816, 20052270, 26736360, 40104540, 80209080]

約数ペア:

[(1, 80209080), (2, 40104540), (3, 26736360), (4, 20052270), (5, 16041816), (6, 13368180), (7, 11458440), (8, 10026135), (9, 8912120), (10, 8020908), (12, 6684090), (14, 5729220), (15, 5347272), (18, 4456060), (20, 4010454), (21, 3819480), (24, 3342045), (28, 2864610), (30, 2673636), (35, 2291688), (36, 2228030), (40, 2005227), (42, 1909740), (45, 1782424), (49, 1636920), (56, 1432305), (60, 1336818), (63, 1273160), (70, 1145844), (72, 1114015), (84, 954870), (90, 891212), (98, 818460), (105, 763896), (120, 668409), (126, 636580), (140, 572922), (147, 545640), (168, 477435), (180, 445606), (196, 409230), (210, 381948), (245, 327384), (252, 318290), (280, 286461), (294, 272820), (315, 254632), (360, 222803), (392, 204615), (420, 190974), (441, 181880), (490, 163692), (504, 159145), (588, 136410), (630, 127316), (735, 109128), (840, 95487), (882, 90940), (980, 81846), (1176, 68205), (1260, 63658), (1470, 54564), (1764, 45470), (1960, 40923), (2205, 36376), (2520, 31829), (2940, 27282), (3528, 22735), (4410, 18188), (4547, 17640), (5880, 13641), (8820, 9094)]