720291330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:449

約数の個数: 192

約数和(自身を含む): 2173392000

約数和(自身を除く): 1453100670

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 30, 33, 38, 45, 55, 57, 66, 90, 95, 99, 110, 114, 149, 165, 171, 190, 198, 209, 257, 285, 298, 330, 342, 418, 447, 495, 514, 570, 627, 745, 771, 855, 894, 990, 1045, 1254, 1285, 1341, 1490, 1542, 1639, 1710, 1881, 2090, 2235, 2313, 2570, 2682, 2827, 2831, 3135, 3278, 3762, 3855, 4470, 4626, 4883, 4917, 5654, 5662, 6270, 6705, 7710, 8195, 8481, 8493, 9405, 9766, 9834, 11565, 13410, 14135, 14155, 14649, 14751, 16390, 16962, 16986, 18810, 23130, 24415, 24585, 25443, 25479, 28270, 28310, 29298, 29502, 31141, 38293, 42405, 42465, 43947, 48830, 49170, 50886, 50958, 53713, 62282, 73245, 73755, 76586, 84810, 84930, 87894, 93423, 107426, 114879, 127215, 127395, 146490, 147510, 155705, 161139, 186846, 191465, 219735, 229758, 254430, 254790, 268565, 280269, 311410, 322278, 344637, 382930, 421223, 439470, 467115, 483417, 537130, 560538, 574395, 689274, 727567, 805695, 842446, 934230, 966834, 1148790, 1263669, 1401345, 1455134, 1611390, 1723185, 2106115, 2182701, 2417085, 2527338, 2802690, 3446370, 3637835, 3791007, 4212230, 4365402, 4834170, 6318345, 6548103, 7275670, 7582014, 8003237, 10913505, 12636690, 13096206, 16006474, 18955035, 21827010, 24009711, 32740515, 37910070, 40016185, 48019422, 65481030, 72029133, 80032370, 120048555, 144058266, 240097110, 360145665, 720291330]

約数ペア:

[(1, 720291330), (2, 360145665), (3, 240097110), (5, 144058266), (6, 120048555), (9, 80032370), (10, 72029133), (11, 65481030), (15, 48019422), (18, 40016185), (19, 37910070), (22, 32740515), (30, 24009711), (33, 21827010), (38, 18955035), (45, 16006474), (55, 13096206), (57, 12636690), (66, 10913505), (90, 8003237), (95, 7582014), (99, 7275670), (110, 6548103), (114, 6318345), (149, 4834170), (165, 4365402), (171, 4212230), (190, 3791007), (198, 3637835), (209, 3446370), (257, 2802690), (285, 2527338), (298, 2417085), (330, 2182701), (342, 2106115), (418, 1723185), (447, 1611390), (495, 1455134), (514, 1401345), (570, 1263669), (627, 1148790), (745, 966834), (771, 934230), (855, 842446), (894, 805695), (990, 727567), (1045, 689274), (1254, 574395), (1285, 560538), (1341, 537130), (1490, 483417), (1542, 467115), (1639, 439470), (1710, 421223), (1881, 382930), (2090, 344637), (2235, 322278), (2313, 311410), (2570, 280269), (2682, 268565), (2827, 254790), (2831, 254430), (3135, 229758), (3278, 219735), (3762, 191465), (3855, 186846), (4470, 161139), (4626, 155705), (4883, 147510), (4917, 146490), (5654, 127395), (5662, 127215), (6270, 114879), (6705, 107426), (7710, 93423), (8195, 87894), (8481, 84930), (8493, 84810), (9405, 76586), (9766, 73755), (9834, 73245), (11565, 62282), (13410, 53713), (14135, 50958), (14155, 50886), (14649, 49170), (14751, 48830), (16390, 43947), (16962, 42465), (16986, 42405), (18810, 38293), (23130, 31141), (24415, 29502), (24585, 29298), (25443, 28310), (25479, 28270)]