16255260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:145

約数の個数: 216

約数和(自身を含む): 60999120

約数和(自身を除く): 44743860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 49, 57, 60, 63, 70, 76, 84, 90, 95, 97, 98, 105, 114, 126, 133, 140, 147, 171, 180, 190, 194, 196, 210, 228, 245, 252, 266, 285, 291, 294, 315, 342, 380, 388, 399, 420, 441, 485, 490, 532, 570, 582, 588, 630, 665, 679, 684, 735, 798, 855, 873, 882, 931, 970, 980, 1140, 1164, 1197, 1260, 1330, 1358, 1455, 1470, 1596, 1710, 1746, 1764, 1843, 1862, 1940, 1995, 2037, 2205, 2394, 2660, 2716, 2793, 2910, 2940, 3395, 3420, 3492, 3686, 3724, 3990, 4074, 4365, 4410, 4655, 4753, 4788, 5529, 5586, 5820, 5985, 6111, 6790, 7372, 7980, 8148, 8379, 8730, 8820, 9215, 9310, 9506, 10185, 11058, 11172, 11970, 12222, 12901, 13580, 13965, 14259, 16587, 16758, 17460, 18430, 18620, 19012, 20370, 22116, 23765, 23940, 24444, 25802, 27645, 27930, 28518, 30555, 33174, 33516, 36860, 38703, 40740, 41895, 42777, 47530, 51604, 55290, 55860, 57036, 61110, 64505, 66348, 71295, 77406, 82935, 83790, 85554, 90307, 95060, 110580, 116109, 122220, 129010, 142590, 154812, 165870, 167580, 171108, 180614, 193515, 213885, 232218, 258020, 270921, 285180, 331740, 361228, 387030, 427770, 451535, 464436, 541842, 580545, 774060, 812763, 855540, 903070, 1083684, 1161090, 1354605, 1625526, 1806140, 2322180, 2709210, 3251052, 4063815, 5418420, 8127630, 16255260]

約数ペア:

[(1, 16255260), (2, 8127630), (3, 5418420), (4, 4063815), (5, 3251052), (6, 2709210), (7, 2322180), (9, 1806140), (10, 1625526), (12, 1354605), (14, 1161090), (15, 1083684), (18, 903070), (19, 855540), (20, 812763), (21, 774060), (28, 580545), (30, 541842), (35, 464436), (36, 451535), (38, 427770), (42, 387030), (45, 361228), (49, 331740), (57, 285180), (60, 270921), (63, 258020), (70, 232218), (76, 213885), (84, 193515), (90, 180614), (95, 171108), (97, 167580), (98, 165870), (105, 154812), (114, 142590), (126, 129010), (133, 122220), (140, 116109), (147, 110580), (171, 95060), (180, 90307), (190, 85554), (194, 83790), (196, 82935), (210, 77406), (228, 71295), (245, 66348), (252, 64505), (266, 61110), (285, 57036), (291, 55860), (294, 55290), (315, 51604), (342, 47530), (380, 42777), (388, 41895), (399, 40740), (420, 38703), (441, 36860), (485, 33516), (490, 33174), (532, 30555), (570, 28518), (582, 27930), (588, 27645), (630, 25802), (665, 24444), (679, 23940), (684, 23765), (735, 22116), (798, 20370), (855, 19012), (873, 18620), (882, 18430), (931, 17460), (970, 16758), (980, 16587), (1140, 14259), (1164, 13965), (1197, 13580), (1260, 12901), (1330, 12222), (1358, 11970), (1455, 11172), (1470, 11058), (1596, 10185), (1710, 9506), (1746, 9310), (1764, 9215), (1843, 8820), (1862, 8730), (1940, 8379), (1995, 8148), (2037, 7980), (2205, 7372), (2394, 6790), (2660, 6111), (2716, 5985), (2793, 5820), (2910, 5586), (2940, 5529), (3395, 4788), (3420, 4753), (3492, 4655), (3686, 4410), (3724, 4365), (3990, 4074)]