71421480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5087}}^1$

素因数の和:5120

約数の個数: 128

約数和(自身を含む): 256435200

約数和(自身を除く): 185013720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4680, 5087, 7020, 10174, 14040, 15261, 20348, 25435, 30522, 40696, 45783, 50870, 61044, 66131, 76305, 91566, 101740, 122088, 132262, 137349, 152610, 183132, 198393, 203480, 228915, 264524, 274698, 305220, 330655, 366264, 396786, 457830, 529048, 549396, 595179, 610440, 661310, 686745, 793572, 915660, 991965, 1098792, 1190358, 1322620, 1373490, 1587144, 1785537, 1831320, 1983930, 2380716, 2645240, 2746980, 2975895, 3571074, 3967860, 4761432, 5493960, 5951790, 7142148, 7935720, 8927685, 11903580, 14284296, 17855370, 23807160, 35710740, 71421480]

約数ペア:

[(1, 71421480), (2, 35710740), (3, 23807160), (4, 17855370), (5, 14284296), (6, 11903580), (8, 8927685), (9, 7935720), (10, 7142148), (12, 5951790), (13, 5493960), (15, 4761432), (18, 3967860), (20, 3571074), (24, 2975895), (26, 2746980), (27, 2645240), (30, 2380716), (36, 1983930), (39, 1831320), (40, 1785537), (45, 1587144), (52, 1373490), (54, 1322620), (60, 1190358), (65, 1098792), (72, 991965), (78, 915660), (90, 793572), (104, 686745), (108, 661310), (117, 610440), (120, 595179), (130, 549396), (135, 529048), (156, 457830), (180, 396786), (195, 366264), (216, 330655), (234, 305220), (260, 274698), (270, 264524), (312, 228915), (351, 203480), (360, 198393), (390, 183132), (468, 152610), (520, 137349), (540, 132262), (585, 122088), (702, 101740), (780, 91566), (936, 76305), (1080, 66131), (1170, 61044), (1404, 50870), (1560, 45783), (1755, 40696), (2340, 30522), (2808, 25435), (3510, 20348), (4680, 15261), (5087, 14040), (7020, 10174)]