231881130

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 240

約数和(自身を含む): 720282024

約数和(自身を除く): 488400894

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 27, 30, 38, 39, 45, 54, 57, 61, 65, 78, 81, 90, 95, 114, 117, 122, 130, 135, 162, 171, 183, 190, 195, 234, 247, 270, 285, 305, 342, 351, 361, 366, 390, 405, 494, 513, 549, 570, 585, 610, 702, 722, 741, 793, 810, 855, 915, 1026, 1053, 1083, 1098, 1159, 1170, 1235, 1482, 1539, 1586, 1647, 1710, 1755, 1805, 1830, 2106, 2166, 2223, 2318, 2379, 2470, 2565, 2745, 3078, 3249, 3294, 3477, 3510, 3610, 3705, 3965, 4446, 4693, 4758, 4941, 5130, 5265, 5415, 5490, 5795, 6498, 6669, 6954, 7137, 7410, 7695, 7930, 8235, 9386, 9747, 9882, 10431, 10530, 10830, 11115, 11590, 11895, 13338, 14079, 14274, 15067, 15390, 16245, 16470, 17385, 19494, 20007, 20862, 21411, 22021, 22230, 23465, 23790, 24705, 28158, 29241, 30134, 31293, 32490, 33345, 34770, 35685, 40014, 42237, 42822, 44042, 45201, 46930, 48735, 49410, 52155, 58482, 62586, 64233, 66063, 66690, 70395, 71370, 75335, 84474, 90402, 93879, 97470, 100035, 104310, 107055, 110105, 126711, 128466, 132126, 135603, 140790, 146205, 150670, 156465, 187758, 198189, 200070, 211185, 214110, 220210, 226005, 253422, 271206, 286273, 292410, 312930, 321165, 330315, 380133, 396378, 406809, 422370, 452010, 469395, 572546, 594567, 633555, 642330, 660630, 678015, 760266, 813618, 858819, 938790, 990945, 1189134, 1220427, 1267110, 1356030, 1431365, 1717638, 1783701, 1900665, 1981890, 2034045, 2440854, 2576457, 2862730, 2972835, 3567402, 3801330, 4068090, 4294095, 5152914, 5945670, 6102135, 7729371, 8588190, 8918505, 12204270, 12882285, 15458742, 17837010, 23188113, 25764570, 38646855, 46376226, 77293710, 115940565, 231881130]

約数ペア:

[(1, 231881130), (2, 115940565), (3, 77293710), (5, 46376226), (6, 38646855), (9, 25764570), (10, 23188113), (13, 17837010), (15, 15458742), (18, 12882285), (19, 12204270), (26, 8918505), (27, 8588190), (30, 7729371), (38, 6102135), (39, 5945670), (45, 5152914), (54, 4294095), (57, 4068090), (61, 3801330), (65, 3567402), (78, 2972835), (81, 2862730), (90, 2576457), (95, 2440854), (114, 2034045), (117, 1981890), (122, 1900665), (130, 1783701), (135, 1717638), (162, 1431365), (171, 1356030), (183, 1267110), (190, 1220427), (195, 1189134), (234, 990945), (247, 938790), (270, 858819), (285, 813618), (305, 760266), (342, 678015), (351, 660630), (361, 642330), (366, 633555), (390, 594567), (405, 572546), (494, 469395), (513, 452010), (549, 422370), (570, 406809), (585, 396378), (610, 380133), (702, 330315), (722, 321165), (741, 312930), (793, 292410), (810, 286273), (855, 271206), (915, 253422), (1026, 226005), (1053, 220210), (1083, 214110), (1098, 211185), (1159, 200070), (1170, 198189), (1235, 187758), (1482, 156465), (1539, 150670), (1586, 146205), (1647, 140790), (1710, 135603), (1755, 132126), (1805, 128466), (1830, 126711), (2106, 110105), (2166, 107055), (2223, 104310), (2318, 100035), (2379, 97470), (2470, 93879), (2565, 90402), (2745, 84474), (3078, 75335), (3249, 71370), (3294, 70395), (3477, 66690), (3510, 66063), (3610, 64233), (3705, 62586), (3965, 58482), (4446, 52155), (4693, 49410), (4758, 48735), (4941, 46930), (5130, 45201), (5265, 44042), (5415, 42822), (5490, 42237), (5795, 40014), (6498, 35685), (6669, 34770), (6954, 33345), (7137, 32490), (7410, 31293), (7695, 30134), (7930, 29241), (8235, 28158), (9386, 24705), (9747, 23790), (9882, 23465), (10431, 22230), (10530, 22021), (10830, 21411), (11115, 20862), (11590, 20007), (11895, 19494), (13338, 17385), (14079, 16470), (14274, 16245), (15067, 15390)]