71424360

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{4049}}^1$

素因数の和:4080

約数の個数: 144

約数和(自身を含む): 270094500

約数和(自身を除く): 198670140

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, 4049, 4410, 5880, 8098, 8820, 12147, 16196, 17640, 20245, 24294, 28343, 32392, 36441, 40490, 48588, 56686, 60735, 72882, 80980, 85029, 97176, 113372, 121470, 141715, 145764, 161960, 170058, 182205, 198401, 226744, 242940, 255087, 283430, 291528, 340116, 364410, 396802, 425145, 485880, 510174, 566860, 595203, 680232, 728820, 793604, 850290, 992005, 1020348, 1133720, 1190406, 1275435, 1457640, 1587208, 1700580, 1785609, 1984010, 2040696, 2380812, 2550870, 2976015, 3401160, 3571218, 3968020, 4761624, 5101740, 5952030, 7142436, 7936040, 8928045, 10203480, 11904060, 14284872, 17856090, 23808120, 35712180, 71424360]

約数ペア:

[(1, 71424360), (2, 35712180), (3, 23808120), (4, 17856090), (5, 14284872), (6, 11904060), (7, 10203480), (8, 8928045), (9, 7936040), (10, 7142436), (12, 5952030), (14, 5101740), (15, 4761624), (18, 3968020), (20, 3571218), (21, 3401160), (24, 2976015), (28, 2550870), (30, 2380812), (35, 2040696), (36, 1984010), (40, 1785609), (42, 1700580), (45, 1587208), (49, 1457640), (56, 1275435), (60, 1190406), (63, 1133720), (70, 1020348), (72, 992005), (84, 850290), (90, 793604), (98, 728820), (105, 680232), (120, 595203), (126, 566860), (140, 510174), (147, 485880), (168, 425145), (180, 396802), (196, 364410), (210, 340116), (245, 291528), (252, 283430), (280, 255087), (294, 242940), (315, 226744), (360, 198401), (392, 182205), (420, 170058), (441, 161960), (490, 145764), (504, 141715), (588, 121470), (630, 113372), (735, 97176), (840, 85029), (882, 80980), (980, 72882), (1176, 60735), (1260, 56686), (1470, 48588), (1764, 40490), (1960, 36441), (2205, 32392), (2520, 28343), (2940, 24294), (3528, 20245), (4049, 17640), (4410, 16196), (5880, 12147), (8098, 8820)]