18010860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 192

約数和(自身を含む): 63329280

約数和(自身を除く): 45318420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 37, 38, 42, 57, 60, 61, 70, 74, 76, 84, 95, 105, 111, 114, 122, 133, 140, 148, 183, 185, 190, 210, 222, 228, 244, 259, 266, 285, 305, 366, 370, 380, 399, 420, 427, 444, 518, 532, 555, 570, 610, 665, 703, 732, 740, 777, 798, 854, 915, 1036, 1110, 1140, 1159, 1220, 1281, 1295, 1330, 1406, 1554, 1596, 1708, 1830, 1995, 2109, 2135, 2220, 2257, 2318, 2562, 2590, 2660, 2812, 3108, 3477, 3515, 3660, 3885, 3990, 4218, 4270, 4514, 4636, 4921, 5124, 5180, 5795, 6405, 6771, 6954, 7030, 7770, 7980, 8113, 8436, 8540, 9028, 9842, 10545, 11285, 11590, 12810, 13542, 13908, 14060, 14763, 15540, 15799, 16226, 17385, 19684, 21090, 22570, 23180, 24339, 24605, 25620, 27084, 29526, 31598, 32452, 33855, 34770, 40565, 42180, 42883, 45140, 47397, 48678, 49210, 59052, 63196, 67710, 69540, 73815, 78995, 81130, 85766, 94794, 97356, 98420, 121695, 128649, 135420, 147630, 157990, 162260, 171532, 189588, 214415, 236985, 243390, 257298, 295260, 300181, 315980, 428830, 473970, 486780, 514596, 600362, 643245, 857660, 900543, 947940, 1200724, 1286490, 1500905, 1801086, 2572980, 3001810, 3602172, 4502715, 6003620, 9005430, 18010860]

約数ペア:

[(1, 18010860), (2, 9005430), (3, 6003620), (4, 4502715), (5, 3602172), (6, 3001810), (7, 2572980), (10, 1801086), (12, 1500905), (14, 1286490), (15, 1200724), (19, 947940), (20, 900543), (21, 857660), (28, 643245), (30, 600362), (35, 514596), (37, 486780), (38, 473970), (42, 428830), (57, 315980), (60, 300181), (61, 295260), (70, 257298), (74, 243390), (76, 236985), (84, 214415), (95, 189588), (105, 171532), (111, 162260), (114, 157990), (122, 147630), (133, 135420), (140, 128649), (148, 121695), (183, 98420), (185, 97356), (190, 94794), (210, 85766), (222, 81130), (228, 78995), (244, 73815), (259, 69540), (266, 67710), (285, 63196), (305, 59052), (366, 49210), (370, 48678), (380, 47397), (399, 45140), (420, 42883), (427, 42180), (444, 40565), (518, 34770), (532, 33855), (555, 32452), (570, 31598), (610, 29526), (665, 27084), (703, 25620), (732, 24605), (740, 24339), (777, 23180), (798, 22570), (854, 21090), (915, 19684), (1036, 17385), (1110, 16226), (1140, 15799), (1159, 15540), (1220, 14763), (1281, 14060), (1295, 13908), (1330, 13542), (1406, 12810), (1554, 11590), (1596, 11285), (1708, 10545), (1830, 9842), (1995, 9028), (2109, 8540), (2135, 8436), (2220, 8113), (2257, 7980), (2318, 7770), (2562, 7030), (2590, 6954), (2660, 6771), (2812, 6405), (3108, 5795), (3477, 5180), (3515, 5124), (3660, 4921), (3885, 4636), (3990, 4514), (4218, 4270)]