188897455880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{420857}}^1$

素因数の和:421111

約数の個数: 96

約数和(自身を含む): 496570354200

約数和(自身を除く): 307672898320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 229, 245, 280, 392, 458, 490, 916, 980, 1145, 1603, 1832, 1960, 2290, 3206, 4580, 6412, 8015, 9160, 11221, 12824, 16030, 22442, 32060, 44884, 56105, 64120, 89768, 112210, 224420, 420857, 448840, 841714, 1683428, 2104285, 2945999, 3366856, 4208570, 5891998, 8417140, 11783996, 14729995, 16834280, 20621993, 23567992, 29459990, 41243986, 58919980, 82487972, 96376253, 103109965, 117839960, 164975944, 192752506, 206219930, 385505012, 412439860, 481881265, 674633771, 771010024, 824879720, 963762530, 1349267542, 1927525060, 2698535084, 3373168855, 3855050120, 4722436397, 5397070168, 6746337710, 9444872794, 13492675420, 18889745588, 23612181985, 26985350840, 37779491176, 47224363970, 94448727940, 188897455880]

約数ペア:

[(1, 188897455880), (2, 94448727940), (4, 47224363970), (5, 37779491176), (7, 26985350840), (8, 23612181985), (10, 18889745588), (14, 13492675420), (20, 9444872794), (28, 6746337710), (35, 5397070168), (40, 4722436397), (49, 3855050120), (56, 3373168855), (70, 2698535084), (98, 1927525060), (140, 1349267542), (196, 963762530), (229, 824879720), (245, 771010024), (280, 674633771), (392, 481881265), (458, 412439860), (490, 385505012), (916, 206219930), (980, 192752506), (1145, 164975944), (1603, 117839960), (1832, 103109965), (1960, 96376253), (2290, 82487972), (3206, 58919980), (4580, 41243986), (6412, 29459990), (8015, 23567992), (9160, 20621993), (11221, 16834280), (12824, 14729995), (16030, 11783996), (22442, 8417140), (32060, 5891998), (44884, 4208570), (56105, 3366856), (64120, 2945999), (89768, 2104285), (112210, 1683428), (224420, 841714), (420857, 448840)]