21760396560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{81463}}^1$

素因数の和:81542

約数の個数: 240

約数和(自身を含む): 85095339264

約数和(自身を除く): 63334942704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 53, 56, 60, 63, 70, 72, 80, 84, 90, 105, 106, 112, 120, 126, 140, 144, 159, 168, 180, 210, 212, 240, 252, 265, 280, 315, 318, 336, 360, 371, 420, 424, 477, 504, 530, 560, 630, 636, 720, 742, 795, 840, 848, 954, 1008, 1060, 1113, 1260, 1272, 1484, 1590, 1680, 1855, 1908, 2120, 2226, 2385, 2520, 2544, 2968, 3180, 3339, 3710, 3816, 4240, 4452, 4770, 5040, 5565, 5936, 6360, 6678, 7420, 7632, 8904, 9540, 11130, 12720, 13356, 14840, 16695, 17808, 19080, 22260, 26712, 29680, 33390, 38160, 44520, 53424, 66780, 81463, 89040, 133560, 162926, 244389, 267120, 325852, 407315, 488778, 570241, 651704, 733167, 814630, 977556, 1140482, 1221945, 1303408, 1466334, 1629260, 1710723, 1955112, 2280964, 2443890, 2851205, 2932668, 3258520, 3421446, 3665835, 3910224, 4317539, 4561928, 4887780, 5132169, 5702410, 5865336, 6517040, 6842892, 7331670, 8553615, 8635078, 9123856, 9775560, 10264338, 11404820, 11730672, 12952617, 13685784, 14663340, 17107230, 17270156, 19551120, 20528676, 21587695, 22809640, 25660845, 25905234, 27371568, 29326680, 30222773, 34214460, 34540312, 38857851, 41057352, 43175390, 45619280, 51321690, 51810468, 58653360, 60445546, 64763085, 68428920, 69080624, 77715702, 82114704, 86350780, 90668319, 102643380, 103620936, 120891092, 129526170, 136857840, 151113865, 155431404, 172701560, 181336638, 194289255, 205286760, 207241872, 241782184, 259052340, 272004957, 302227730, 310862808, 345403120, 362673276, 388578510, 410573520, 453341595, 483564368, 518104680, 544009914, 604455460, 621725616, 725346552, 777157020, 906683190, 1036209360, 1088019828, 1208910920, 1360024785, 1450693104, 1554314040, 1813366380, 2176039656, 2417821840, 2720049570, 3108628080, 3626732760, 4352079312, 5440099140, 7253465520, 10880198280, 21760396560]

約数ペア:

[(1, 21760396560), (2, 10880198280), (3, 7253465520), (4, 5440099140), (5, 4352079312), (6, 3626732760), (7, 3108628080), (8, 2720049570), (9, 2417821840), (10, 2176039656), (12, 1813366380), (14, 1554314040), (15, 1450693104), (16, 1360024785), (18, 1208910920), (20, 1088019828), (21, 1036209360), (24, 906683190), (28, 777157020), (30, 725346552), (35, 621725616), (36, 604455460), (40, 544009914), (42, 518104680), (45, 483564368), (48, 453341595), (53, 410573520), (56, 388578510), (60, 362673276), (63, 345403120), (70, 310862808), (72, 302227730), (80, 272004957), (84, 259052340), (90, 241782184), (105, 207241872), (106, 205286760), (112, 194289255), (120, 181336638), (126, 172701560), (140, 155431404), (144, 151113865), (159, 136857840), (168, 129526170), (180, 120891092), (210, 103620936), (212, 102643380), (240, 90668319), (252, 86350780), (265, 82114704), (280, 77715702), (315, 69080624), (318, 68428920), (336, 64763085), (360, 60445546), (371, 58653360), (420, 51810468), (424, 51321690), (477, 45619280), (504, 43175390), (530, 41057352), (560, 38857851), (630, 34540312), (636, 34214460), (720, 30222773), (742, 29326680), (795, 27371568), (840, 25905234), (848, 25660845), (954, 22809640), (1008, 21587695), (1060, 20528676), (1113, 19551120), (1260, 17270156), (1272, 17107230), (1484, 14663340), (1590, 13685784), (1680, 12952617), (1855, 11730672), (1908, 11404820), (2120, 10264338), (2226, 9775560), (2385, 9123856), (2520, 8635078), (2544, 8553615), (2968, 7331670), (3180, 6842892), (3339, 6517040), (3710, 5865336), (3816, 5702410), (4240, 5132169), (4452, 4887780), (4770, 4561928), (5040, 4317539), (5565, 3910224), (5936, 3665835), (6360, 3421446), (6678, 3258520), (7420, 2932668), (7632, 2851205), (8904, 2443890), (9540, 2280964), (11130, 1955112), (12720, 1710723), (13356, 1629260), (14840, 1466334), (16695, 1303408), (17808, 1221945), (19080, 1140482), (22260, 977556), (26712, 814630), (29680, 733167), (33390, 651704), (38160, 570241), (44520, 488778), (53424, 407315), (66780, 325852), (81463, 267120), (89040, 244389), (133560, 162926)]