64210020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^2$

素因数の和:99

約数の個数: 216

約数和(自身を含む): 228172224

約数和(自身を除く): 163962204

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 23, 28, 30, 34, 35, 42, 46, 51, 60, 68, 69, 70, 84, 85, 92, 102, 105, 115, 119, 138, 140, 161, 170, 204, 210, 230, 238, 255, 276, 289, 322, 340, 345, 357, 391, 420, 460, 476, 483, 510, 529, 578, 595, 644, 690, 714, 782, 805, 867, 966, 1020, 1058, 1156, 1173, 1190, 1380, 1428, 1445, 1564, 1587, 1610, 1734, 1785, 1932, 1955, 2023, 2116, 2346, 2380, 2415, 2645, 2737, 2890, 3174, 3220, 3468, 3570, 3703, 3910, 4046, 4335, 4692, 4830, 5290, 5474, 5780, 5865, 6069, 6348, 6647, 7140, 7406, 7820, 7935, 8092, 8211, 8670, 8993, 9660, 10115, 10580, 10948, 11109, 11730, 12138, 13294, 13685, 14812, 15870, 16422, 17340, 17986, 18515, 19941, 20230, 22218, 23460, 24276, 26588, 26979, 27370, 30345, 31740, 32844, 33235, 35972, 37030, 39882, 40460, 41055, 44436, 44965, 46529, 53958, 54740, 55545, 60690, 62951, 66470, 74060, 79764, 82110, 89930, 93058, 99705, 107916, 111090, 121380, 125902, 132940, 134895, 139587, 152881, 164220, 179860, 186116, 188853, 199410, 222180, 232645, 251804, 269790, 279174, 305762, 314755, 377706, 398820, 458643, 465290, 539580, 558348, 611524, 629510, 697935, 755412, 764405, 917286, 930580, 944265, 1070167, 1259020, 1395870, 1528810, 1834572, 1888530, 2140334, 2293215, 2791740, 3057620, 3210501, 3777060, 4280668, 4586430, 5350835, 6421002, 9172860, 10701670, 12842004, 16052505, 21403340, 32105010, 64210020]

約数ペア:

[(1, 64210020), (2, 32105010), (3, 21403340), (4, 16052505), (5, 12842004), (6, 10701670), (7, 9172860), (10, 6421002), (12, 5350835), (14, 4586430), (15, 4280668), (17, 3777060), (20, 3210501), (21, 3057620), (23, 2791740), (28, 2293215), (30, 2140334), (34, 1888530), (35, 1834572), (42, 1528810), (46, 1395870), (51, 1259020), (60, 1070167), (68, 944265), (69, 930580), (70, 917286), (84, 764405), (85, 755412), (92, 697935), (102, 629510), (105, 611524), (115, 558348), (119, 539580), (138, 465290), (140, 458643), (161, 398820), (170, 377706), (204, 314755), (210, 305762), (230, 279174), (238, 269790), (255, 251804), (276, 232645), (289, 222180), (322, 199410), (340, 188853), (345, 186116), (357, 179860), (391, 164220), (420, 152881), (460, 139587), (476, 134895), (483, 132940), (510, 125902), (529, 121380), (578, 111090), (595, 107916), (644, 99705), (690, 93058), (714, 89930), (782, 82110), (805, 79764), (867, 74060), (966, 66470), (1020, 62951), (1058, 60690), (1156, 55545), (1173, 54740), (1190, 53958), (1380, 46529), (1428, 44965), (1445, 44436), (1564, 41055), (1587, 40460), (1610, 39882), (1734, 37030), (1785, 35972), (1932, 33235), (1955, 32844), (2023, 31740), (2116, 30345), (2346, 27370), (2380, 26979), (2415, 26588), (2645, 24276), (2737, 23460), (2890, 22218), (3174, 20230), (3220, 19941), (3468, 18515), (3570, 17986), (3703, 17340), (3910, 16422), (4046, 15870), (4335, 14812), (4692, 13685), (4830, 13294), (5290, 12138), (5474, 11730), (5780, 11109), (5865, 10948), (6069, 10580), (6348, 10115), (6647, 9660), (7140, 8993), (7406, 8670), (7820, 8211), (7935, 8092)]