122878720

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5647}}^1$

素因数の和:5685

約数の個数: 72

約数和(自身を含む): 311701824

約数和(自身を除く): 188823104

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 4352, 5440, 5647, 10880, 11294, 21760, 22588, 28235, 45176, 56470, 90352, 95999, 112940, 180704, 191998, 225880, 361408, 383996, 451760, 479995, 722816, 767992, 903520, 959990, 1445632, 1535984, 1807040, 1919980, 3071968, 3614080, 3839960, 6143936, 7228160, 7679920, 12287872, 15359840, 24575744, 30719680, 61439360, 122878720]

約数ペア:

[(1, 122878720), (2, 61439360), (4, 30719680), (5, 24575744), (8, 15359840), (10, 12287872), (16, 7679920), (17, 7228160), (20, 6143936), (32, 3839960), (34, 3614080), (40, 3071968), (64, 1919980), (68, 1807040), (80, 1535984), (85, 1445632), (128, 959990), (136, 903520), (160, 767992), (170, 722816), (256, 479995), (272, 451760), (320, 383996), (340, 361408), (544, 225880), (640, 191998), (680, 180704), (1088, 112940), (1280, 95999), (1360, 90352), (2176, 56470), (2720, 45176), (4352, 28235), (5440, 22588), (5647, 21760), (10880, 11294)]