257755080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6299}}^1$

素因数の和:6355

約数の個数: 128

約数和(自身を含む): 870912000

約数和(自身を除く): 613156920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 1023, 1240, 1320, 1364, 1705, 1860, 2046, 2728, 3410, 3720, 4092, 5115, 6299, 6820, 8184, 10230, 12598, 13640, 18897, 20460, 25196, 31495, 37794, 40920, 50392, 62990, 69289, 75588, 94485, 125980, 138578, 151176, 188970, 195269, 207867, 251960, 277156, 346445, 377940, 390538, 415734, 554312, 585807, 692890, 755880, 781076, 831468, 976345, 1039335, 1171614, 1385780, 1562152, 1662936, 1952690, 2078670, 2147959, 2343228, 2771560, 2929035, 3905380, 4157340, 4295918, 4686456, 5858070, 6443877, 7810760, 8314680, 8591836, 10739795, 11716140, 12887754, 17183672, 21479590, 23432280, 25775508, 32219385, 42959180, 51551016, 64438770, 85918360, 128877540, 257755080]

約数ペア:

[(1, 257755080), (2, 128877540), (3, 85918360), (4, 64438770), (5, 51551016), (6, 42959180), (8, 32219385), (10, 25775508), (11, 23432280), (12, 21479590), (15, 17183672), (20, 12887754), (22, 11716140), (24, 10739795), (30, 8591836), (31, 8314680), (33, 7810760), (40, 6443877), (44, 5858070), (55, 4686456), (60, 4295918), (62, 4157340), (66, 3905380), (88, 2929035), (93, 2771560), (110, 2343228), (120, 2147959), (124, 2078670), (132, 1952690), (155, 1662936), (165, 1562152), (186, 1385780), (220, 1171614), (248, 1039335), (264, 976345), (310, 831468), (330, 781076), (341, 755880), (372, 692890), (440, 585807), (465, 554312), (620, 415734), (660, 390538), (682, 377940), (744, 346445), (930, 277156), (1023, 251960), (1240, 207867), (1320, 195269), (1364, 188970), (1705, 151176), (1860, 138578), (2046, 125980), (2728, 94485), (3410, 75588), (3720, 69289), (4092, 62990), (5115, 50392), (6299, 40920), (6820, 37794), (8184, 31495), (10230, 25196), (12598, 20460), (13640, 18897)]