68522580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:503

約数の個数: 216

約数和(自身を含む): 256569768

約数和(自身を除く): 188047188

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 49, 51, 60, 63, 68, 70, 84, 85, 90, 98, 102, 105, 119, 126, 140, 147, 153, 170, 180, 196, 204, 210, 238, 245, 252, 255, 294, 306, 315, 340, 357, 420, 441, 457, 476, 490, 510, 588, 595, 612, 630, 714, 735, 765, 833, 882, 914, 980, 1020, 1071, 1190, 1260, 1371, 1428, 1470, 1530, 1666, 1764, 1785, 1828, 2142, 2205, 2285, 2380, 2499, 2742, 2940, 3060, 3199, 3332, 3570, 4113, 4165, 4284, 4410, 4570, 4998, 5355, 5484, 6398, 6855, 7140, 7497, 7769, 8226, 8330, 8820, 9140, 9597, 9996, 10710, 12495, 12796, 13710, 14994, 15538, 15995, 16452, 16660, 19194, 20565, 21420, 22393, 23307, 24990, 27420, 28791, 29988, 31076, 31990, 37485, 38388, 38845, 41130, 44786, 46614, 47985, 49980, 54383, 57582, 63980, 67179, 69921, 74970, 77690, 82260, 89572, 93228, 95970, 108766, 111965, 115164, 116535, 134358, 139842, 143955, 149940, 155380, 163149, 191940, 201537, 217532, 223930, 233070, 268716, 271915, 279684, 287910, 326298, 335895, 349605, 380681, 403074, 447860, 466140, 489447, 543830, 575820, 652596, 671790, 699210, 761362, 806148, 815745, 978894, 1007685, 1087660, 1142043, 1343580, 1398420, 1522724, 1631490, 1903405, 1957788, 2015370, 2284086, 2447235, 3262980, 3426129, 3806810, 4030740, 4568172, 4894470, 5710215, 6852258, 7613620, 9788940, 11420430, 13704516, 17130645, 22840860, 34261290, 68522580]

約数ペア:

[(1, 68522580), (2, 34261290), (3, 22840860), (4, 17130645), (5, 13704516), (6, 11420430), (7, 9788940), (9, 7613620), (10, 6852258), (12, 5710215), (14, 4894470), (15, 4568172), (17, 4030740), (18, 3806810), (20, 3426129), (21, 3262980), (28, 2447235), (30, 2284086), (34, 2015370), (35, 1957788), (36, 1903405), (42, 1631490), (45, 1522724), (49, 1398420), (51, 1343580), (60, 1142043), (63, 1087660), (68, 1007685), (70, 978894), (84, 815745), (85, 806148), (90, 761362), (98, 699210), (102, 671790), (105, 652596), (119, 575820), (126, 543830), (140, 489447), (147, 466140), (153, 447860), (170, 403074), (180, 380681), (196, 349605), (204, 335895), (210, 326298), (238, 287910), (245, 279684), (252, 271915), (255, 268716), (294, 233070), (306, 223930), (315, 217532), (340, 201537), (357, 191940), (420, 163149), (441, 155380), (457, 149940), (476, 143955), (490, 139842), (510, 134358), (588, 116535), (595, 115164), (612, 111965), (630, 108766), (714, 95970), (735, 93228), (765, 89572), (833, 82260), (882, 77690), (914, 74970), (980, 69921), (1020, 67179), (1071, 63980), (1190, 57582), (1260, 54383), (1371, 49980), (1428, 47985), (1470, 46614), (1530, 44786), (1666, 41130), (1764, 38845), (1785, 38388), (1828, 37485), (2142, 31990), (2205, 31076), (2285, 29988), (2380, 28791), (2499, 27420), (2742, 24990), (2940, 23307), (3060, 22393), (3199, 21420), (3332, 20565), (3570, 19194), (4113, 16660), (4165, 16452), (4284, 15995), (4410, 15538), (4570, 14994), (4998, 13710), (5355, 12796), (5484, 12495), (6398, 10710), (6855, 9996), (7140, 9597), (7497, 9140), (7769, 8820), (8226, 8330)]