15640680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1$

素因数の和:100

約数の個数: 192

約数和(自身を含む): 55702080

約数和(自身を除く): 40061400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 41, 44, 51, 55, 60, 66, 68, 82, 85, 88, 102, 110, 120, 123, 132, 136, 164, 165, 170, 187, 204, 205, 220, 246, 255, 264, 289, 328, 330, 340, 374, 408, 410, 440, 451, 492, 510, 561, 578, 615, 660, 680, 697, 748, 820, 867, 902, 935, 984, 1020, 1122, 1156, 1230, 1320, 1353, 1394, 1445, 1496, 1640, 1734, 1804, 1870, 2040, 2091, 2244, 2255, 2312, 2460, 2706, 2788, 2805, 2890, 3179, 3468, 3485, 3608, 3740, 4182, 4335, 4488, 4510, 4920, 5412, 5576, 5610, 5780, 6358, 6765, 6936, 6970, 7480, 7667, 8364, 8670, 9020, 9537, 10455, 10824, 11220, 11560, 11849, 12716, 13530, 13940, 15334, 15895, 16728, 17340, 18040, 19074, 20910, 22440, 23001, 23698, 25432, 27060, 27880, 30668, 31790, 34680, 35547, 38148, 38335, 41820, 46002, 47396, 47685, 54120, 59245, 61336, 63580, 71094, 76296, 76670, 83640, 92004, 94792, 95370, 115005, 118490, 127160, 130339, 142188, 153340, 177735, 184008, 190740, 230010, 236980, 260678, 284376, 306680, 355470, 381480, 391017, 460020, 473960, 521356, 651695, 710940, 782034, 920040, 1042712, 1303390, 1421880, 1564068, 1955085, 2606780, 3128136, 3910170, 5213560, 7820340, 15640680]

約数ペア:

[(1, 15640680), (2, 7820340), (3, 5213560), (4, 3910170), (5, 3128136), (6, 2606780), (8, 1955085), (10, 1564068), (11, 1421880), (12, 1303390), (15, 1042712), (17, 920040), (20, 782034), (22, 710940), (24, 651695), (30, 521356), (33, 473960), (34, 460020), (40, 391017), (41, 381480), (44, 355470), (51, 306680), (55, 284376), (60, 260678), (66, 236980), (68, 230010), (82, 190740), (85, 184008), (88, 177735), (102, 153340), (110, 142188), (120, 130339), (123, 127160), (132, 118490), (136, 115005), (164, 95370), (165, 94792), (170, 92004), (187, 83640), (204, 76670), (205, 76296), (220, 71094), (246, 63580), (255, 61336), (264, 59245), (289, 54120), (328, 47685), (330, 47396), (340, 46002), (374, 41820), (408, 38335), (410, 38148), (440, 35547), (451, 34680), (492, 31790), (510, 30668), (561, 27880), (578, 27060), (615, 25432), (660, 23698), (680, 23001), (697, 22440), (748, 20910), (820, 19074), (867, 18040), (902, 17340), (935, 16728), (984, 15895), (1020, 15334), (1122, 13940), (1156, 13530), (1230, 12716), (1320, 11849), (1353, 11560), (1394, 11220), (1445, 10824), (1496, 10455), (1640, 9537), (1734, 9020), (1804, 8670), (1870, 8364), (2040, 7667), (2091, 7480), (2244, 6970), (2255, 6936), (2312, 6765), (2460, 6358), (2706, 5780), (2788, 5610), (2805, 5576), (2890, 5412), (3179, 4920), (3468, 4510), (3485, 4488), (3608, 4335), (3740, 4182)]