311133360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:168

約数の個数: 240

約数和(自身を含む): 1063860480

約数和(自身を除く): 752727120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 38, 40, 48, 57, 60, 62, 71, 76, 80, 93, 95, 114, 120, 124, 142, 152, 155, 186, 190, 213, 228, 240, 248, 284, 285, 304, 310, 355, 372, 380, 426, 456, 465, 496, 568, 570, 589, 620, 710, 744, 760, 852, 912, 930, 961, 1065, 1136, 1140, 1178, 1240, 1349, 1420, 1488, 1520, 1704, 1767, 1860, 1922, 2130, 2201, 2280, 2356, 2480, 2698, 2840, 2883, 2945, 3408, 3534, 3720, 3844, 4047, 4260, 4402, 4560, 4712, 4805, 5396, 5680, 5766, 5890, 6603, 6745, 7068, 7440, 7688, 8094, 8520, 8804, 8835, 9424, 9610, 10792, 11005, 11532, 11780, 13206, 13490, 14136, 14415, 15376, 16188, 17040, 17608, 17670, 18259, 19220, 20235, 21584, 22010, 23064, 23560, 26412, 26980, 28272, 28830, 32376, 33015, 35216, 35340, 36518, 38440, 40470, 41819, 44020, 46128, 47120, 52824, 53960, 54777, 57660, 64752, 66030, 68231, 70680, 73036, 76880, 80940, 83638, 88040, 91295, 105648, 107920, 109554, 115320, 125457, 132060, 136462, 141360, 146072, 161880, 167276, 176080, 182590, 204693, 209095, 219108, 230640, 250914, 264120, 272924, 273885, 292144, 323760, 334552, 341155, 365180, 409386, 418190, 438216, 501828, 528240, 545848, 547770, 627285, 669104, 682310, 730360, 818772, 836380, 876432, 1003656, 1023465, 1091696, 1095540, 1254570, 1296389, 1364620, 1460720, 1637544, 1672760, 2007312, 2046930, 2191080, 2509140, 2592778, 2729240, 3275088, 3345520, 3889167, 4093860, 4382160, 5018280, 5185556, 5458480, 6481945, 7778334, 8187720, 10036560, 10371112, 12963890, 15556668, 16375440, 19445835, 20742224, 25927780, 31113336, 38891670, 51855560, 62226672, 77783340, 103711120, 155566680, 311133360]

約数ペア:

[(1, 311133360), (2, 155566680), (3, 103711120), (4, 77783340), (5, 62226672), (6, 51855560), (8, 38891670), (10, 31113336), (12, 25927780), (15, 20742224), (16, 19445835), (19, 16375440), (20, 15556668), (24, 12963890), (30, 10371112), (31, 10036560), (38, 8187720), (40, 7778334), (48, 6481945), (57, 5458480), (60, 5185556), (62, 5018280), (71, 4382160), (76, 4093860), (80, 3889167), (93, 3345520), (95, 3275088), (114, 2729240), (120, 2592778), (124, 2509140), (142, 2191080), (152, 2046930), (155, 2007312), (186, 1672760), (190, 1637544), (213, 1460720), (228, 1364620), (240, 1296389), (248, 1254570), (284, 1095540), (285, 1091696), (304, 1023465), (310, 1003656), (355, 876432), (372, 836380), (380, 818772), (426, 730360), (456, 682310), (465, 669104), (496, 627285), (568, 547770), (570, 545848), (589, 528240), (620, 501828), (710, 438216), (744, 418190), (760, 409386), (852, 365180), (912, 341155), (930, 334552), (961, 323760), (1065, 292144), (1136, 273885), (1140, 272924), (1178, 264120), (1240, 250914), (1349, 230640), (1420, 219108), (1488, 209095), (1520, 204693), (1704, 182590), (1767, 176080), (1860, 167276), (1922, 161880), (2130, 146072), (2201, 141360), (2280, 136462), (2356, 132060), (2480, 125457), (2698, 115320), (2840, 109554), (2883, 107920), (2945, 105648), (3408, 91295), (3534, 88040), (3720, 83638), (3844, 80940), (4047, 76880), (4260, 73036), (4402, 70680), (4560, 68231), (4712, 66030), (4805, 64752), (5396, 57660), (5680, 54777), (5766, 53960), (5890, 52824), (6603, 47120), (6745, 46128), (7068, 44020), (7440, 41819), (7688, 40470), (8094, 38440), (8520, 36518), (8804, 35340), (8835, 35216), (9424, 33015), (9610, 32376), (10792, 28830), (11005, 28272), (11532, 26980), (11780, 26412), (13206, 23560), (13490, 23064), (14136, 22010), (14415, 21584), (15376, 20235), (16188, 19220), (17040, 18259), (17608, 17670)]