19162260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:478

約数の個数: 144

約数和(自身を含む): 66044160

約数和(自身を除く): 46881900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 431, 468, 494, 570, 585, 684, 741, 780, 855, 862, 988, 1140, 1170, 1235, 1293, 1482, 1710, 1724, 2155, 2223, 2340, 2470, 2586, 2964, 3420, 3705, 3879, 4310, 4446, 4940, 5172, 5603, 6465, 7410, 7758, 8189, 8620, 8892, 11115, 11206, 12930, 14820, 15516, 16378, 16809, 19395, 22230, 22412, 24567, 25860, 28015, 32756, 33618, 38790, 40945, 44460, 49134, 50427, 56030, 67236, 73701, 77580, 81890, 84045, 98268, 100854, 106457, 112060, 122835, 147402, 163780, 168090, 201708, 212914, 245670, 252135, 294804, 319371, 336180, 368505, 425828, 491340, 504270, 532285, 638742, 737010, 958113, 1008540, 1064570, 1277484, 1474020, 1596855, 1916226, 2129140, 3193710, 3832452, 4790565, 6387420, 9581130, 19162260]

約数ペア:

[(1, 19162260), (2, 9581130), (3, 6387420), (4, 4790565), (5, 3832452), (6, 3193710), (9, 2129140), (10, 1916226), (12, 1596855), (13, 1474020), (15, 1277484), (18, 1064570), (19, 1008540), (20, 958113), (26, 737010), (30, 638742), (36, 532285), (38, 504270), (39, 491340), (45, 425828), (52, 368505), (57, 336180), (60, 319371), (65, 294804), (76, 252135), (78, 245670), (90, 212914), (95, 201708), (114, 168090), (117, 163780), (130, 147402), (156, 122835), (171, 112060), (180, 106457), (190, 100854), (195, 98268), (228, 84045), (234, 81890), (247, 77580), (260, 73701), (285, 67236), (342, 56030), (380, 50427), (390, 49134), (431, 44460), (468, 40945), (494, 38790), (570, 33618), (585, 32756), (684, 28015), (741, 25860), (780, 24567), (855, 22412), (862, 22230), (988, 19395), (1140, 16809), (1170, 16378), (1235, 15516), (1293, 14820), (1482, 12930), (1710, 11206), (1724, 11115), (2155, 8892), (2223, 8620), (2340, 8189), (2470, 7758), (2586, 7410), (2964, 6465), (3420, 5603), (3705, 5172), (3879, 4940), (4310, 4446)]