20266591440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1\times {\mathrm{5351}}^1$

素因数の和:5777

約数の個数: 160

約数和(自身を含む): 64474730496

約数和(自身を除く): 44208139056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 367, 430, 516, 645, 688, 734, 860, 1032, 1101, 1290, 1468, 1720, 1835, 2064, 2202, 2580, 2936, 3440, 3670, 4404, 5160, 5351, 5505, 5872, 7340, 8808, 10320, 10702, 11010, 14680, 15781, 16053, 17616, 21404, 22020, 26755, 29360, 31562, 32106, 42808, 44040, 47343, 53510, 63124, 64212, 78905, 80265, 85616, 88080, 94686, 107020, 126248, 128424, 157810, 160530, 189372, 214040, 230093, 236715, 252496, 256848, 315620, 321060, 378744, 428080, 460186, 473430, 631240, 642120, 690279, 757488, 920372, 946860, 1150465, 1262480, 1284240, 1380558, 1840744, 1893720, 1963817, 2300930, 2761116, 3451395, 3681488, 3787440, 3927634, 4601860, 5522232, 5891451, 6902790, 7855268, 9203720, 9819085, 11044464, 11782902, 13805580, 15710536, 18407440, 19638170, 23565804, 27611160, 29457255, 31421072, 39276340, 47131608, 55222320, 58914510, 78552680, 84444131, 94263216, 117829020, 157105360, 168888262, 235658040, 253332393, 337776524, 422220655, 471316080, 506664786, 675553048, 844441310, 1013329572, 1266661965, 1351106096, 1688882620, 2026659144, 2533323930, 3377765240, 4053318288, 5066647860, 6755530480, 10133295720, 20266591440]

約数ペア:

[(1, 20266591440), (2, 10133295720), (3, 6755530480), (4, 5066647860), (5, 4053318288), (6, 3377765240), (8, 2533323930), (10, 2026659144), (12, 1688882620), (15, 1351106096), (16, 1266661965), (20, 1013329572), (24, 844441310), (30, 675553048), (40, 506664786), (43, 471316080), (48, 422220655), (60, 337776524), (80, 253332393), (86, 235658040), (120, 168888262), (129, 157105360), (172, 117829020), (215, 94263216), (240, 84444131), (258, 78552680), (344, 58914510), (367, 55222320), (430, 47131608), (516, 39276340), (645, 31421072), (688, 29457255), (734, 27611160), (860, 23565804), (1032, 19638170), (1101, 18407440), (1290, 15710536), (1468, 13805580), (1720, 11782902), (1835, 11044464), (2064, 9819085), (2202, 9203720), (2580, 7855268), (2936, 6902790), (3440, 5891451), (3670, 5522232), (4404, 4601860), (5160, 3927634), (5351, 3787440), (5505, 3681488), (5872, 3451395), (7340, 2761116), (8808, 2300930), (10320, 1963817), (10702, 1893720), (11010, 1840744), (14680, 1380558), (15781, 1284240), (16053, 1262480), (17616, 1150465), (21404, 946860), (22020, 920372), (26755, 757488), (29360, 690279), (31562, 642120), (32106, 631240), (42808, 473430), (44040, 460186), (47343, 428080), (53510, 378744), (63124, 321060), (64212, 315620), (78905, 256848), (80265, 252496), (85616, 236715), (88080, 230093), (94686, 214040), (107020, 189372), (126248, 160530), (128424, 157810)]