840472640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6151}}^1$

素因数の和:6236

約数の個数: 112

約数和(自身を含む): 2325160704

約数和(自身を除く): 1484688064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 80, 112, 122, 140, 160, 224, 244, 280, 305, 320, 427, 448, 488, 560, 610, 854, 976, 1120, 1220, 1708, 1952, 2135, 2240, 2440, 3416, 3904, 4270, 4880, 6151, 6832, 8540, 9760, 12302, 13664, 17080, 19520, 24604, 27328, 30755, 34160, 43057, 49208, 61510, 68320, 86114, 98416, 123020, 136640, 172228, 196832, 215285, 246040, 344456, 375211, 393664, 430570, 492080, 688912, 750422, 861140, 984160, 1377824, 1500844, 1722280, 1876055, 1968320, 2626477, 2755648, 3001688, 3444560, 3752110, 5252954, 6003376, 6889120, 7504220, 10505908, 12006752, 13132385, 13778240, 15008440, 21011816, 24013504, 26264770, 30016880, 42023632, 52529540, 60033760, 84047264, 105059080, 120067520, 168094528, 210118160, 420236320, 840472640]

約数ペア:

[(1, 840472640), (2, 420236320), (4, 210118160), (5, 168094528), (7, 120067520), (8, 105059080), (10, 84047264), (14, 60033760), (16, 52529540), (20, 42023632), (28, 30016880), (32, 26264770), (35, 24013504), (40, 21011816), (56, 15008440), (61, 13778240), (64, 13132385), (70, 12006752), (80, 10505908), (112, 7504220), (122, 6889120), (140, 6003376), (160, 5252954), (224, 3752110), (244, 3444560), (280, 3001688), (305, 2755648), (320, 2626477), (427, 1968320), (448, 1876055), (488, 1722280), (560, 1500844), (610, 1377824), (854, 984160), (976, 861140), (1120, 750422), (1220, 688912), (1708, 492080), (1952, 430570), (2135, 393664), (2240, 375211), (2440, 344456), (3416, 246040), (3904, 215285), (4270, 196832), (4880, 172228), (6151, 136640), (6832, 123020), (8540, 98416), (9760, 86114), (12302, 68320), (13664, 61510), (17080, 49208), (19520, 43057), (24604, 34160), (27328, 30755)]