290276560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:801

約数の個数: 160

約数和(自身を含む): 831946752

約数和(自身を除く): 541670192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 80, 92, 112, 115, 124, 140, 155, 161, 184, 217, 230, 248, 280, 310, 322, 368, 434, 460, 496, 560, 620, 644, 713, 727, 805, 868, 920, 1085, 1240, 1288, 1426, 1454, 1610, 1736, 1840, 2170, 2480, 2576, 2852, 2908, 3220, 3472, 3565, 3635, 4340, 4991, 5089, 5704, 5816, 6440, 7130, 7270, 8680, 9982, 10178, 11408, 11632, 12880, 14260, 14540, 16721, 17360, 19964, 20356, 22537, 24955, 25445, 28520, 29080, 33442, 39928, 40712, 45074, 49910, 50890, 57040, 58160, 66884, 79856, 81424, 83605, 90148, 99820, 101780, 112685, 117047, 133768, 157759, 167210, 180296, 199640, 203560, 225370, 234094, 267536, 315518, 334420, 360592, 399280, 407120, 450740, 468188, 518351, 585235, 631036, 668840, 788795, 901480, 936376, 1036702, 1170470, 1262072, 1337680, 1577590, 1802960, 1872752, 2073404, 2340940, 2524144, 2591755, 3155180, 3628457, 4146808, 4681880, 5183510, 6310360, 7256914, 8293616, 9363760, 10367020, 12620720, 14513828, 18142285, 20734040, 29027656, 36284570, 41468080, 58055312, 72569140, 145138280, 290276560]

約数ペア:

[(1, 290276560), (2, 145138280), (4, 72569140), (5, 58055312), (7, 41468080), (8, 36284570), (10, 29027656), (14, 20734040), (16, 18142285), (20, 14513828), (23, 12620720), (28, 10367020), (31, 9363760), (35, 8293616), (40, 7256914), (46, 6310360), (56, 5183510), (62, 4681880), (70, 4146808), (80, 3628457), (92, 3155180), (112, 2591755), (115, 2524144), (124, 2340940), (140, 2073404), (155, 1872752), (161, 1802960), (184, 1577590), (217, 1337680), (230, 1262072), (248, 1170470), (280, 1036702), (310, 936376), (322, 901480), (368, 788795), (434, 668840), (460, 631036), (496, 585235), (560, 518351), (620, 468188), (644, 450740), (713, 407120), (727, 399280), (805, 360592), (868, 334420), (920, 315518), (1085, 267536), (1240, 234094), (1288, 225370), (1426, 203560), (1454, 199640), (1610, 180296), (1736, 167210), (1840, 157759), (2170, 133768), (2480, 117047), (2576, 112685), (2852, 101780), (2908, 99820), (3220, 90148), (3472, 83605), (3565, 81424), (3635, 79856), (4340, 66884), (4991, 58160), (5089, 57040), (5704, 50890), (5816, 49910), (6440, 45074), (7130, 40712), (7270, 39928), (8680, 33442), (9982, 29080), (10178, 28520), (11408, 25445), (11632, 24955), (12880, 22537), (14260, 20356), (14540, 19964), (16721, 17360)]