51648840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:881

約数の個数: 160

約数和(自身を含む): 182952000

約数和(自身を除く): 131303160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 324, 342, 360, 380, 405, 456, 513, 540, 570, 648, 684, 760, 810, 839, 855, 1026, 1080, 1140, 1368, 1539, 1620, 1678, 1710, 2052, 2280, 2517, 2565, 3078, 3240, 3356, 3420, 4104, 4195, 5034, 5130, 6156, 6712, 6840, 7551, 7695, 8390, 10068, 10260, 12312, 12585, 15102, 15390, 15941, 16780, 20136, 20520, 22653, 25170, 30204, 30780, 31882, 33560, 37755, 45306, 47823, 50340, 60408, 61560, 63764, 67959, 75510, 79705, 90612, 95646, 100680, 113265, 127528, 135918, 143469, 151020, 159410, 181224, 191292, 226530, 239115, 271836, 286938, 302040, 318820, 339795, 382584, 430407, 453060, 478230, 543672, 573876, 637640, 679590, 717345, 860814, 906120, 956460, 1147752, 1291221, 1359180, 1434690, 1721628, 1912920, 2152035, 2582442, 2718360, 2869380, 3443256, 4304070, 5164884, 5738760, 6456105, 8608140, 10329768, 12912210, 17216280, 25824420, 51648840]

約数ペア:

[(1, 51648840), (2, 25824420), (3, 17216280), (4, 12912210), (5, 10329768), (6, 8608140), (8, 6456105), (9, 5738760), (10, 5164884), (12, 4304070), (15, 3443256), (18, 2869380), (19, 2718360), (20, 2582442), (24, 2152035), (27, 1912920), (30, 1721628), (36, 1434690), (38, 1359180), (40, 1291221), (45, 1147752), (54, 956460), (57, 906120), (60, 860814), (72, 717345), (76, 679590), (81, 637640), (90, 573876), (95, 543672), (108, 478230), (114, 453060), (120, 430407), (135, 382584), (152, 339795), (162, 318820), (171, 302040), (180, 286938), (190, 271836), (216, 239115), (228, 226530), (270, 191292), (285, 181224), (324, 159410), (342, 151020), (360, 143469), (380, 135918), (405, 127528), (456, 113265), (513, 100680), (540, 95646), (570, 90612), (648, 79705), (684, 75510), (760, 67959), (810, 63764), (839, 61560), (855, 60408), (1026, 50340), (1080, 47823), (1140, 45306), (1368, 37755), (1539, 33560), (1620, 31882), (1678, 30780), (1710, 30204), (2052, 25170), (2280, 22653), (2517, 20520), (2565, 20136), (3078, 16780), (3240, 15941), (3356, 15390), (3420, 15102), (4104, 12585), (4195, 12312), (5034, 10260), (5130, 10068), (6156, 8390), (6712, 7695), (6840, 7551)]