64238580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2999}}^1$

素因数の和:3038

約数の個数: 144

約数和(自身を含む): 235872000

約数和(自身を除く): 171633420

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, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 2999, 3060, 3570, 4284, 5355, 5998, 7140, 8997, 10710, 11996, 14995, 17994, 20993, 21420, 26991, 29990, 35988, 41986, 44985, 50983, 53982, 59980, 62979, 83972, 89970, 101966, 104965, 107964, 125958, 134955, 152949, 179940, 188937, 203932, 209930, 251916, 254915, 269910, 305898, 314895, 356881, 377874, 419860, 458847, 509830, 539820, 611796, 629790, 713762, 755748, 764745, 917694, 944685, 1019660, 1070643, 1259580, 1427524, 1529490, 1784405, 1835388, 1889370, 2141286, 2294235, 3058980, 3211929, 3568810, 3778740, 4282572, 4588470, 5353215, 6423858, 7137620, 9176940, 10706430, 12847716, 16059645, 21412860, 32119290, 64238580]

約数ペア:

[(1, 64238580), (2, 32119290), (3, 21412860), (4, 16059645), (5, 12847716), (6, 10706430), (7, 9176940), (9, 7137620), (10, 6423858), (12, 5353215), (14, 4588470), (15, 4282572), (17, 3778740), (18, 3568810), (20, 3211929), (21, 3058980), (28, 2294235), (30, 2141286), (34, 1889370), (35, 1835388), (36, 1784405), (42, 1529490), (45, 1427524), (51, 1259580), (60, 1070643), (63, 1019660), (68, 944685), (70, 917694), (84, 764745), (85, 755748), (90, 713762), (102, 629790), (105, 611796), (119, 539820), (126, 509830), (140, 458847), (153, 419860), (170, 377874), (180, 356881), (204, 314895), (210, 305898), (238, 269910), (252, 254915), (255, 251916), (306, 209930), (315, 203932), (340, 188937), (357, 179940), (420, 152949), (476, 134955), (510, 125958), (595, 107964), (612, 104965), (630, 101966), (714, 89970), (765, 83972), (1020, 62979), (1071, 59980), (1190, 53982), (1260, 50983), (1428, 44985), (1530, 41986), (1785, 35988), (2142, 29990), (2380, 26991), (2999, 21420), (3060, 20993), (3570, 17994), (4284, 14995), (5355, 11996), (5998, 10710), (7140, 8997)]