61291560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{787}}^1$

素因数の和:871

約数の個数: 128

約数和(自身を含む): 204249600

約数和(自身を除く): 142958040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 59, 60, 66, 88, 110, 118, 120, 132, 165, 177, 220, 236, 264, 295, 330, 354, 440, 472, 590, 649, 660, 708, 787, 885, 1180, 1298, 1320, 1416, 1574, 1770, 1947, 2360, 2361, 2596, 3148, 3245, 3540, 3894, 3935, 4722, 5192, 6296, 6490, 7080, 7788, 7870, 8657, 9444, 9735, 11805, 12980, 15576, 15740, 17314, 18888, 19470, 23610, 25960, 25971, 31480, 34628, 38940, 43285, 46433, 47220, 51942, 69256, 77880, 86570, 92866, 94440, 103884, 129855, 139299, 173140, 185732, 207768, 232165, 259710, 278598, 346280, 371464, 464330, 510763, 519420, 557196, 696495, 928660, 1021526, 1038840, 1114392, 1392990, 1532289, 1857320, 2043052, 2553815, 2785980, 3064578, 4086104, 5107630, 5571960, 6129156, 7661445, 10215260, 12258312, 15322890, 20430520, 30645780, 61291560]

約数ペア:

[(1, 61291560), (2, 30645780), (3, 20430520), (4, 15322890), (5, 12258312), (6, 10215260), (8, 7661445), (10, 6129156), (11, 5571960), (12, 5107630), (15, 4086104), (20, 3064578), (22, 2785980), (24, 2553815), (30, 2043052), (33, 1857320), (40, 1532289), (44, 1392990), (55, 1114392), (59, 1038840), (60, 1021526), (66, 928660), (88, 696495), (110, 557196), (118, 519420), (120, 510763), (132, 464330), (165, 371464), (177, 346280), (220, 278598), (236, 259710), (264, 232165), (295, 207768), (330, 185732), (354, 173140), (440, 139299), (472, 129855), (590, 103884), (649, 94440), (660, 92866), (708, 86570), (787, 77880), (885, 69256), (1180, 51942), (1298, 47220), (1320, 46433), (1416, 43285), (1574, 38940), (1770, 34628), (1947, 31480), (2360, 25971), (2361, 25960), (2596, 23610), (3148, 19470), (3245, 18888), (3540, 17314), (3894, 15740), (3935, 15576), (4722, 12980), (5192, 11805), (6296, 9735), (6490, 9444), (7080, 8657), (7788, 7870)]