17680320

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{877}}^1$

素因数の和:907

約数の個数: 168

約数和(自身を含む): 69579744

約数和(自身を除く): 51899424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 877, 960, 1008, 1120, 1260, 1344, 1440, 1680, 1754, 2016, 2240, 2520, 2631, 2880, 3360, 3508, 4032, 4385, 5040, 5262, 6139, 6720, 7016, 7893, 8770, 10080, 10524, 12278, 13155, 14032, 15786, 17540, 18417, 20160, 21048, 24556, 26310, 28064, 30695, 31572, 35080, 36834, 39465, 42096, 49112, 52620, 55251, 56128, 61390, 63144, 70160, 73668, 78930, 84192, 92085, 98224, 105240, 110502, 122780, 126288, 140320, 147336, 157860, 168384, 184170, 196448, 210480, 221004, 245560, 252576, 276255, 280640, 294672, 315720, 368340, 392896, 420960, 442008, 491120, 505152, 552510, 589344, 631440, 736680, 841920, 884016, 982240, 1105020, 1178688, 1262880, 1473360, 1768032, 1964480, 2210040, 2525760, 2946720, 3536064, 4420080, 5893440, 8840160, 17680320]

約数ペア:

[(1, 17680320), (2, 8840160), (3, 5893440), (4, 4420080), (5, 3536064), (6, 2946720), (7, 2525760), (8, 2210040), (9, 1964480), (10, 1768032), (12, 1473360), (14, 1262880), (15, 1178688), (16, 1105020), (18, 982240), (20, 884016), (21, 841920), (24, 736680), (28, 631440), (30, 589344), (32, 552510), (35, 505152), (36, 491120), (40, 442008), (42, 420960), (45, 392896), (48, 368340), (56, 315720), (60, 294672), (63, 280640), (64, 276255), (70, 252576), (72, 245560), (80, 221004), (84, 210480), (90, 196448), (96, 184170), (105, 168384), (112, 157860), (120, 147336), (126, 140320), (140, 126288), (144, 122780), (160, 110502), (168, 105240), (180, 98224), (192, 92085), (210, 84192), (224, 78930), (240, 73668), (252, 70160), (280, 63144), (288, 61390), (315, 56128), (320, 55251), (336, 52620), (360, 49112), (420, 42096), (448, 39465), (480, 36834), (504, 35080), (560, 31572), (576, 30695), (630, 28064), (672, 26310), (720, 24556), (840, 21048), (877, 20160), (960, 18417), (1008, 17540), (1120, 15786), (1260, 14032), (1344, 13155), (1440, 12278), (1680, 10524), (1754, 10080), (2016, 8770), (2240, 7893), (2520, 7016), (2631, 6720), (2880, 6139), (3360, 5262), (3508, 5040), (4032, 4385)]