515822580

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3499}}^1$

素因数の和:3540

約数の個数: 240

約数和(自身を含む): 1992144000

約数和(自身を除く): 1476321420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 1053, 1092, 1134, 1170, 1260, 1365, 1404, 1620, 1638, 1755, 1820, 1890, 2106, 2268, 2340, 2457, 2730, 2835, 3276, 3499, 3510, 3780, 4095, 4212, 4914, 5265, 5460, 5670, 6998, 7020, 7371, 8190, 9828, 10497, 10530, 11340, 12285, 13996, 14742, 16380, 17495, 20994, 21060, 24493, 24570, 29484, 31491, 34990, 36855, 41988, 45487, 48986, 49140, 52485, 62982, 69980, 73479, 73710, 90974, 94473, 97972, 104970, 122465, 125964, 136461, 146958, 147420, 157455, 181948, 188946, 209940, 220437, 227435, 244930, 272922, 283419, 293916, 314910, 318409, 367395, 377892, 409383, 440874, 454870, 472365, 489860, 545844, 566838, 629820, 636818, 661311, 682305, 734790, 818766, 881748, 909740, 944730, 955227, 1102185, 1133676, 1228149, 1273636, 1322622, 1364610, 1417095, 1469580, 1592045, 1637532, 1889460, 1910454, 1983933, 2046915, 2204370, 2456298, 2645244, 2729220, 2834190, 2865681, 3184090, 3306555, 3684447, 3820908, 3967866, 4093830, 4408740, 4776135, 4912596, 5668380, 5731362, 6140745, 6368180, 6613110, 7368894, 7935732, 8187660, 8597043, 9552270, 9919665, 11462724, 12281490, 13226220, 14328405, 14737788, 17194086, 18422235, 19104540, 19839330, 24562980, 25791129, 28656810, 34388172, 36844470, 39678660, 42985215, 51582258, 57313620, 73688940, 85970430, 103164516, 128955645, 171940860, 257911290, 515822580]

約数ペア:

[(1, 515822580), (2, 257911290), (3, 171940860), (4, 128955645), (5, 103164516), (6, 85970430), (7, 73688940), (9, 57313620), (10, 51582258), (12, 42985215), (13, 39678660), (14, 36844470), (15, 34388172), (18, 28656810), (20, 25791129), (21, 24562980), (26, 19839330), (27, 19104540), (28, 18422235), (30, 17194086), (35, 14737788), (36, 14328405), (39, 13226220), (42, 12281490), (45, 11462724), (52, 9919665), (54, 9552270), (60, 8597043), (63, 8187660), (65, 7935732), (70, 7368894), (78, 6613110), (81, 6368180), (84, 6140745), (90, 5731362), (91, 5668380), (105, 4912596), (108, 4776135), (117, 4408740), (126, 4093830), (130, 3967866), (135, 3820908), (140, 3684447), (156, 3306555), (162, 3184090), (180, 2865681), (182, 2834190), (189, 2729220), (195, 2645244), (210, 2456298), (234, 2204370), (252, 2046915), (260, 1983933), (270, 1910454), (273, 1889460), (315, 1637532), (324, 1592045), (351, 1469580), (364, 1417095), (378, 1364610), (390, 1322622), (405, 1273636), (420, 1228149), (455, 1133676), (468, 1102185), (540, 955227), (546, 944730), (567, 909740), (585, 881748), (630, 818766), (702, 734790), (756, 682305), (780, 661311), (810, 636818), (819, 629820), (910, 566838), (945, 545844), (1053, 489860), (1092, 472365), (1134, 454870), (1170, 440874), (1260, 409383), (1365, 377892), (1404, 367395), (1620, 318409), (1638, 314910), (1755, 293916), (1820, 283419), (1890, 272922), (2106, 244930), (2268, 227435), (2340, 220437), (2457, 209940), (2730, 188946), (2835, 181948), (3276, 157455), (3499, 147420), (3510, 146958), (3780, 136461), (4095, 125964), (4212, 122465), (4914, 104970), (5265, 97972), (5460, 94473), (5670, 90974), (6998, 73710), (7020, 73479), (7371, 69980), (8190, 62982), (9828, 52485), (10497, 49140), (10530, 48986), (11340, 45487), (12285, 41988), (13996, 36855), (14742, 34990), (16380, 31491), (17495, 29484), (20994, 24570), (21060, 24493)]