171712920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2053}}^1$

素因数の和:2125

約数の個数: 128

約数和(自身を含む): 559016640

約数和(自身を除く): 387303720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 41, 51, 60, 68, 82, 85, 102, 120, 123, 136, 164, 170, 204, 205, 246, 255, 328, 340, 408, 410, 492, 510, 615, 680, 697, 820, 984, 1020, 1230, 1394, 1640, 2040, 2053, 2091, 2460, 2788, 3485, 4106, 4182, 4920, 5576, 6159, 6970, 8212, 8364, 10265, 10455, 12318, 13940, 16424, 16728, 20530, 20910, 24636, 27880, 30795, 34901, 41060, 41820, 49272, 61590, 69802, 82120, 83640, 84173, 104703, 123180, 139604, 168346, 174505, 209406, 246360, 252519, 279208, 336692, 349010, 418812, 420865, 505038, 523515, 673384, 698020, 837624, 841730, 1010076, 1047030, 1262595, 1396040, 1430941, 1683460, 2020152, 2094060, 2525190, 2861882, 3366920, 4188120, 4292823, 5050380, 5723764, 7154705, 8585646, 10100760, 11447528, 14309410, 17171292, 21464115, 28618820, 34342584, 42928230, 57237640, 85856460, 171712920]

約数ペア:

[(1, 171712920), (2, 85856460), (3, 57237640), (4, 42928230), (5, 34342584), (6, 28618820), (8, 21464115), (10, 17171292), (12, 14309410), (15, 11447528), (17, 10100760), (20, 8585646), (24, 7154705), (30, 5723764), (34, 5050380), (40, 4292823), (41, 4188120), (51, 3366920), (60, 2861882), (68, 2525190), (82, 2094060), (85, 2020152), (102, 1683460), (120, 1430941), (123, 1396040), (136, 1262595), (164, 1047030), (170, 1010076), (204, 841730), (205, 837624), (246, 698020), (255, 673384), (328, 523515), (340, 505038), (408, 420865), (410, 418812), (492, 349010), (510, 336692), (615, 279208), (680, 252519), (697, 246360), (820, 209406), (984, 174505), (1020, 168346), (1230, 139604), (1394, 123180), (1640, 104703), (2040, 84173), (2053, 83640), (2091, 82120), (2460, 69802), (2788, 61590), (3485, 49272), (4106, 41820), (4182, 41060), (4920, 34901), (5576, 30795), (6159, 27880), (6970, 24636), (8212, 20910), (8364, 20530), (10265, 16728), (10455, 16424), (12318, 13940)]