64985580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1427}}^1$

素因数の和:1476

約数の個数: 144

約数和(自身を含む): 224550144

約数和(自身を除く): 159564564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 180, 198, 207, 220, 230, 253, 276, 330, 345, 396, 414, 460, 495, 506, 660, 690, 759, 828, 990, 1012, 1035, 1265, 1380, 1427, 1518, 1980, 2070, 2277, 2530, 2854, 3036, 3795, 4140, 4281, 4554, 5060, 5708, 7135, 7590, 8562, 9108, 11385, 12843, 14270, 15180, 15697, 17124, 21405, 22770, 25686, 28540, 31394, 32821, 42810, 45540, 47091, 51372, 62788, 64215, 65642, 78485, 85620, 94182, 98463, 128430, 131284, 141273, 156970, 164105, 188364, 196926, 235455, 256860, 282546, 295389, 313940, 328210, 361031, 393852, 470910, 492315, 565092, 590778, 656420, 706365, 722062, 941820, 984630, 1083093, 1181556, 1412730, 1444124, 1476945, 1805155, 1969260, 2166186, 2825460, 2953890, 3249279, 3610310, 4332372, 5415465, 5907780, 6498558, 7220620, 10830930, 12997116, 16246395, 21661860, 32492790, 64985580]

約数ペア:

[(1, 64985580), (2, 32492790), (3, 21661860), (4, 16246395), (5, 12997116), (6, 10830930), (9, 7220620), (10, 6498558), (11, 5907780), (12, 5415465), (15, 4332372), (18, 3610310), (20, 3249279), (22, 2953890), (23, 2825460), (30, 2166186), (33, 1969260), (36, 1805155), (44, 1476945), (45, 1444124), (46, 1412730), (55, 1181556), (60, 1083093), (66, 984630), (69, 941820), (90, 722062), (92, 706365), (99, 656420), (110, 590778), (115, 565092), (132, 492315), (138, 470910), (165, 393852), (180, 361031), (198, 328210), (207, 313940), (220, 295389), (230, 282546), (253, 256860), (276, 235455), (330, 196926), (345, 188364), (396, 164105), (414, 156970), (460, 141273), (495, 131284), (506, 128430), (660, 98463), (690, 94182), (759, 85620), (828, 78485), (990, 65642), (1012, 64215), (1035, 62788), (1265, 51372), (1380, 47091), (1427, 45540), (1518, 42810), (1980, 32821), (2070, 31394), (2277, 28540), (2530, 25686), (2854, 22770), (3036, 21405), (3795, 17124), (4140, 15697), (4281, 15180), (4554, 14270), (5060, 12843), (5708, 11385), (7135, 9108), (7590, 8562)]