419265280

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{641}}^1$

素因数の和:742

約数の個数: 144

約数和(自身を含む): 1165276224

約数和(自身を除く): 746010944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 128, 140, 146, 160, 224, 256, 280, 292, 320, 365, 448, 511, 560, 584, 640, 641, 730, 896, 1022, 1120, 1168, 1280, 1282, 1460, 1792, 2044, 2240, 2336, 2555, 2564, 2920, 3205, 4088, 4480, 4487, 4672, 5110, 5128, 5840, 6410, 8176, 8960, 8974, 9344, 10220, 10256, 11680, 12820, 16352, 17948, 18688, 20440, 20512, 22435, 23360, 25640, 32704, 35896, 40880, 41024, 44870, 46720, 46793, 51280, 65408, 71792, 81760, 82048, 89740, 93440, 93586, 102560, 130816, 143584, 163520, 164096, 179480, 187172, 205120, 233965, 287168, 327040, 327551, 358960, 374344, 410240, 467930, 574336, 654080, 655102, 717920, 748688, 820480, 935860, 1148672, 1310204, 1435840, 1497376, 1637755, 1871720, 2620408, 2871680, 2994752, 3275510, 3743440, 5240816, 5743360, 5989504, 6551020, 7486880, 10481632, 11979008, 13102040, 14973760, 20963264, 26204080, 29947520, 41926528, 52408160, 59895040, 83853056, 104816320, 209632640, 419265280]

約数ペア:

[(1, 419265280), (2, 209632640), (4, 104816320), (5, 83853056), (7, 59895040), (8, 52408160), (10, 41926528), (14, 29947520), (16, 26204080), (20, 20963264), (28, 14973760), (32, 13102040), (35, 11979008), (40, 10481632), (56, 7486880), (64, 6551020), (70, 5989504), (73, 5743360), (80, 5240816), (112, 3743440), (128, 3275510), (140, 2994752), (146, 2871680), (160, 2620408), (224, 1871720), (256, 1637755), (280, 1497376), (292, 1435840), (320, 1310204), (365, 1148672), (448, 935860), (511, 820480), (560, 748688), (584, 717920), (640, 655102), (641, 654080), (730, 574336), (896, 467930), (1022, 410240), (1120, 374344), (1168, 358960), (1280, 327551), (1282, 327040), (1460, 287168), (1792, 233965), (2044, 205120), (2240, 187172), (2336, 179480), (2555, 164096), (2564, 163520), (2920, 143584), (3205, 130816), (4088, 102560), (4480, 93586), (4487, 93440), (4672, 89740), (5110, 82048), (5128, 81760), (5840, 71792), (6410, 65408), (8176, 51280), (8960, 46793), (8974, 46720), (9344, 44870), (10220, 41024), (10256, 40880), (11680, 35896), (12820, 32704), (16352, 25640), (17948, 23360), (18688, 22435), (20440, 20512)]