670295920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{3209}}^1$

素因数の和:3602

約数の個数: 80

約数和(自身を含む): 1786403520

約数和(自身を除く): 1116107600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 373, 560, 746, 1492, 1865, 2611, 2984, 3209, 3730, 5222, 5968, 6418, 7460, 10444, 12836, 13055, 14920, 16045, 20888, 22463, 25672, 26110, 29840, 32090, 41776, 44926, 51344, 52220, 64180, 89852, 104440, 112315, 128360, 179704, 208880, 224630, 256720, 359408, 449260, 898520, 1196957, 1797040, 2393914, 4787828, 5984785, 8378699, 9575656, 11969570, 16757398, 19151312, 23939140, 33514796, 41893495, 47878280, 67029592, 83786990, 95756560, 134059184, 167573980, 335147960, 670295920]

約数ペア:

[(1, 670295920), (2, 335147960), (4, 167573980), (5, 134059184), (7, 95756560), (8, 83786990), (10, 67029592), (14, 47878280), (16, 41893495), (20, 33514796), (28, 23939140), (35, 19151312), (40, 16757398), (56, 11969570), (70, 9575656), (80, 8378699), (112, 5984785), (140, 4787828), (280, 2393914), (373, 1797040), (560, 1196957), (746, 898520), (1492, 449260), (1865, 359408), (2611, 256720), (2984, 224630), (3209, 208880), (3730, 179704), (5222, 128360), (5968, 112315), (6418, 104440), (7460, 89852), (10444, 64180), (12836, 52220), (13055, 51344), (14920, 44926), (16045, 41776), (20888, 32090), (22463, 29840), (25672, 26110)]