18179580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 55157760

約数和(自身を除く): 36978180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 37, 38, 57, 60, 74, 76, 95, 111, 114, 148, 185, 190, 222, 228, 285, 370, 380, 431, 444, 555, 570, 703, 740, 862, 1110, 1140, 1293, 1406, 1724, 2109, 2155, 2220, 2586, 2812, 3515, 4218, 4310, 5172, 6465, 7030, 8189, 8436, 8620, 10545, 12930, 14060, 15947, 16378, 21090, 24567, 25860, 31894, 32756, 40945, 42180, 47841, 49134, 63788, 79735, 81890, 95682, 98268, 122835, 159470, 163780, 191364, 239205, 245670, 302993, 318940, 478410, 491340, 605986, 908979, 956820, 1211972, 1514965, 1817958, 3029930, 3635916, 4544895, 6059860, 9089790, 18179580]

約数ペア:

[(1, 18179580), (2, 9089790), (3, 6059860), (4, 4544895), (5, 3635916), (6, 3029930), (10, 1817958), (12, 1514965), (15, 1211972), (19, 956820), (20, 908979), (30, 605986), (37, 491340), (38, 478410), (57, 318940), (60, 302993), (74, 245670), (76, 239205), (95, 191364), (111, 163780), (114, 159470), (148, 122835), (185, 98268), (190, 95682), (222, 81890), (228, 79735), (285, 63788), (370, 49134), (380, 47841), (431, 42180), (444, 40945), (555, 32756), (570, 31894), (703, 25860), (740, 24567), (862, 21090), (1110, 16378), (1140, 15947), (1293, 14060), (1406, 12930), (1724, 10545), (2109, 8620), (2155, 8436), (2220, 8189), (2586, 7030), (2812, 6465), (3515, 5172), (4218, 4310)]