81998400

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1553}}^1$

素因数の和:1589

約数の個数: 168

約数和(自身を含む): 293668704

約数和(自身を除く): 211670304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 32, 33, 40, 44, 48, 50, 55, 60, 64, 66, 75, 80, 88, 96, 100, 110, 120, 132, 150, 160, 165, 176, 192, 200, 220, 240, 264, 275, 300, 320, 330, 352, 400, 440, 480, 528, 550, 600, 660, 704, 800, 825, 880, 960, 1056, 1100, 1200, 1320, 1553, 1600, 1650, 1760, 2112, 2200, 2400, 2640, 3106, 3300, 3520, 4400, 4659, 4800, 5280, 6212, 6600, 7765, 8800, 9318, 10560, 12424, 13200, 15530, 17083, 17600, 18636, 23295, 24848, 26400, 31060, 34166, 37272, 38825, 46590, 49696, 51249, 52800, 62120, 68332, 74544, 77650, 85415, 93180, 99392, 102498, 116475, 124240, 136664, 149088, 155300, 170830, 186360, 204996, 232950, 248480, 256245, 273328, 298176, 310600, 341660, 372720, 409992, 427075, 465900, 496960, 512490, 546656, 621200, 683320, 745440, 819984, 854150, 931800, 1024980, 1093312, 1242400, 1281225, 1366640, 1490880, 1639968, 1708300, 1863600, 2049960, 2484800, 2562450, 2733280, 3279936, 3416600, 3727200, 4099920, 5124900, 5466560, 6833200, 7454400, 8199840, 10249800, 13666400, 16399680, 20499600, 27332800, 40999200, 81998400]

約数ペア:

[(1, 81998400), (2, 40999200), (3, 27332800), (4, 20499600), (5, 16399680), (6, 13666400), (8, 10249800), (10, 8199840), (11, 7454400), (12, 6833200), (15, 5466560), (16, 5124900), (20, 4099920), (22, 3727200), (24, 3416600), (25, 3279936), (30, 2733280), (32, 2562450), (33, 2484800), (40, 2049960), (44, 1863600), (48, 1708300), (50, 1639968), (55, 1490880), (60, 1366640), (64, 1281225), (66, 1242400), (75, 1093312), (80, 1024980), (88, 931800), (96, 854150), (100, 819984), (110, 745440), (120, 683320), (132, 621200), (150, 546656), (160, 512490), (165, 496960), (176, 465900), (192, 427075), (200, 409992), (220, 372720), (240, 341660), (264, 310600), (275, 298176), (300, 273328), (320, 256245), (330, 248480), (352, 232950), (400, 204996), (440, 186360), (480, 170830), (528, 155300), (550, 149088), (600, 136664), (660, 124240), (704, 116475), (800, 102498), (825, 99392), (880, 93180), (960, 85415), (1056, 77650), (1100, 74544), (1200, 68332), (1320, 62120), (1553, 52800), (1600, 51249), (1650, 49696), (1760, 46590), (2112, 38825), (2200, 37272), (2400, 34166), (2640, 31060), (3106, 26400), (3300, 24848), (3520, 23295), (4400, 18636), (4659, 17600), (4800, 17083), (5280, 15530), (6212, 13200), (6600, 12424), (7765, 10560), (8800, 9318)]