1911720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 5832000

約数和(自身を除く): 3920280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 179, 267, 356, 358, 445, 534, 537, 712, 716, 890, 895, 1068, 1074, 1335, 1432, 1780, 1790, 2136, 2148, 2670, 2685, 3560, 3580, 4296, 5340, 5370, 7160, 10680, 10740, 15931, 21480, 31862, 47793, 63724, 79655, 95586, 127448, 159310, 191172, 238965, 318620, 382344, 477930, 637240, 955860, 1911720]

約数ペア:

[(1, 1911720), (2, 955860), (3, 637240), (4, 477930), (5, 382344), (6, 318620), (8, 238965), (10, 191172), (12, 159310), (15, 127448), (20, 95586), (24, 79655), (30, 63724), (40, 47793), (60, 31862), (89, 21480), (120, 15931), (178, 10740), (179, 10680), (267, 7160), (356, 5370), (358, 5340), (445, 4296), (534, 3580), (537, 3560), (712, 2685), (716, 2670), (890, 2148), (895, 2136), (1068, 1790), (1074, 1780), (1335, 1432)]