1531334280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{271}}^1$

素因数の和:361

約数の個数: 288

約数和(自身を含む): 5542369920

約数和(自身を除く): 4011035640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 49, 56, 60, 62, 70, 84, 93, 98, 105, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 245, 248, 271, 280, 294, 310, 372, 392, 420, 434, 465, 490, 542, 588, 620, 651, 735, 744, 813, 840, 868, 930, 961, 980, 1084, 1085, 1176, 1240, 1302, 1355, 1470, 1519, 1626, 1736, 1860, 1897, 1922, 1960, 2168, 2170, 2604, 2710, 2883, 2940, 3038, 3252, 3255, 3720, 3794, 3844, 4065, 4340, 4557, 4805, 5208, 5420, 5691, 5766, 5880, 6076, 6504, 6510, 6727, 7588, 7595, 7688, 8130, 8401, 8680, 9114, 9485, 9610, 10840, 11382, 11532, 12152, 13020, 13279, 13454, 14415, 15176, 15190, 16260, 16802, 18228, 18970, 19220, 20181, 22764, 22785, 23064, 25203, 26040, 26558, 26908, 28455, 28830, 30380, 32520, 33604, 33635, 36456, 37940, 38440, 39837, 40362, 42005, 45528, 45570, 47089, 50406, 53116, 53816, 56910, 57660, 58807, 60760, 66395, 67208, 67270, 75880, 79674, 80724, 84010, 91140, 94178, 100812, 100905, 106232, 113820, 115320, 117614, 126015, 132790, 134540, 141267, 159348, 161448, 168020, 176421, 182280, 188356, 199185, 201624, 201810, 227640, 235228, 235445, 252030, 260431, 265580, 269080, 282534, 294035, 318696, 336040, 352842, 376712, 398370, 403620, 411649, 470456, 470890, 504060, 520862, 531160, 565068, 588070, 705684, 706335, 781293, 796740, 807240, 823298, 882105, 941780, 1008120, 1041724, 1130136, 1176140, 1234947, 1302155, 1411368, 1412670, 1562586, 1593480, 1646596, 1764210, 1823017, 1883560, 2058245, 2083448, 2352280, 2469894, 2604310, 2825340, 3125172, 3293192, 3528420, 3646034, 3906465, 4116490, 4939788, 5208620, 5469051, 5650680, 6174735, 6250344, 7056840, 7292068, 7812930, 8232980, 9115085, 9879576, 10417240, 10938102, 12349470, 12761119, 14584136, 15625860, 16465960, 18230170, 21876204, 24698940, 25522238, 27345255, 31251720, 36460340, 38283357, 43752408, 49397880, 51044476, 54690510, 63805595, 72920680, 76566714, 102088952, 109381020, 127611190, 153133428, 191416785, 218762040, 255222380, 306266856, 382833570, 510444760, 765667140, 1531334280]

約数ペア:

[(1, 1531334280), (2, 765667140), (3, 510444760), (4, 382833570), (5, 306266856), (6, 255222380), (7, 218762040), (8, 191416785), (10, 153133428), (12, 127611190), (14, 109381020), (15, 102088952), (20, 76566714), (21, 72920680), (24, 63805595), (28, 54690510), (30, 51044476), (31, 49397880), (35, 43752408), (40, 38283357), (42, 36460340), (49, 31251720), (56, 27345255), (60, 25522238), (62, 24698940), (70, 21876204), (84, 18230170), (93, 16465960), (98, 15625860), (105, 14584136), (120, 12761119), (124, 12349470), (140, 10938102), (147, 10417240), (155, 9879576), (168, 9115085), (186, 8232980), (196, 7812930), (210, 7292068), (217, 7056840), (245, 6250344), (248, 6174735), (271, 5650680), (280, 5469051), (294, 5208620), (310, 4939788), (372, 4116490), (392, 3906465), (420, 3646034), (434, 3528420), (465, 3293192), (490, 3125172), (542, 2825340), (588, 2604310), (620, 2469894), (651, 2352280), (735, 2083448), (744, 2058245), (813, 1883560), (840, 1823017), (868, 1764210), (930, 1646596), (961, 1593480), (980, 1562586), (1084, 1412670), (1085, 1411368), (1176, 1302155), (1240, 1234947), (1302, 1176140), (1355, 1130136), (1470, 1041724), (1519, 1008120), (1626, 941780), (1736, 882105), (1860, 823298), (1897, 807240), (1922, 796740), (1960, 781293), (2168, 706335), (2170, 705684), (2604, 588070), (2710, 565068), (2883, 531160), (2940, 520862), (3038, 504060), (3252, 470890), (3255, 470456), (3720, 411649), (3794, 403620), (3844, 398370), (4065, 376712), (4340, 352842), (4557, 336040), (4805, 318696), (5208, 294035), (5420, 282534), (5691, 269080), (5766, 265580), (5880, 260431), (6076, 252030), (6504, 235445), (6510, 235228), (6727, 227640), (7588, 201810), (7595, 201624), (7688, 199185), (8130, 188356), (8401, 182280), (8680, 176421), (9114, 168020), (9485, 161448), (9610, 159348), (10840, 141267), (11382, 134540), (11532, 132790), (12152, 126015), (13020, 117614), (13279, 115320), (13454, 113820), (14415, 106232), (15176, 100905), (15190, 100812), (16260, 94178), (16802, 91140), (18228, 84010), (18970, 80724), (19220, 79674), (20181, 75880), (22764, 67270), (22785, 67208), (23064, 66395), (25203, 60760), (26040, 58807), (26558, 57660), (26908, 56910), (28455, 53816), (28830, 53116), (30380, 50406), (32520, 47089), (33604, 45570), (33635, 45528), (36456, 42005), (37940, 40362), (38440, 39837)]