20522466720

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{678653}}^1$

素因数の和:678684

約数の個数: 192

約数和(自身を含む): 82089987840

約数和(自身を除く): 61567521120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 678653, 1357306, 2035959, 2714612, 3393265, 4071918, 4750571, 5429224, 6107877, 6786530, 8143836, 9501142, 10179795, 10858448, 12215754, 13573060, 14251713, 16287672, 18323631, 19002284, 20359590, 21716896, 23752855, 24431508, 27146120, 28503426, 30539385, 32575344, 36647262, 38004568, 40719180, 42755139, 47505710, 48863016, 54292240, 57006852, 61078770, 65150688, 71258565, 73294524, 76009136, 81438360, 85510278, 91618155, 95011420, 97726032, 108584480, 114013704, 122157540, 128265417, 142517130, 146589048, 152018272, 162876720, 171020556, 183236310, 190022840, 195452064, 213775695, 228027408, 244315080, 256530834, 285034260, 293178096, 325753440, 342041112, 366472620, 380045680, 427551390, 456054816, 488630160, 513061668, 570068520, 586356192, 641327085, 684082224, 732945240, 760091360, 855102780, 977260320, 1026123336, 1140137040, 1282654170, 1368164448, 1465890480, 1710205560, 2052246672, 2280274080, 2565308340, 2931780960, 3420411120, 4104493344, 5130616680, 6840822240, 10261233360, 20522466720]

約数ペア:

[(1, 20522466720), (2, 10261233360), (3, 6840822240), (4, 5130616680), (5, 4104493344), (6, 3420411120), (7, 2931780960), (8, 2565308340), (9, 2280274080), (10, 2052246672), (12, 1710205560), (14, 1465890480), (15, 1368164448), (16, 1282654170), (18, 1140137040), (20, 1026123336), (21, 977260320), (24, 855102780), (27, 760091360), (28, 732945240), (30, 684082224), (32, 641327085), (35, 586356192), (36, 570068520), (40, 513061668), (42, 488630160), (45, 456054816), (48, 427551390), (54, 380045680), (56, 366472620), (60, 342041112), (63, 325753440), (70, 293178096), (72, 285034260), (80, 256530834), (84, 244315080), (90, 228027408), (96, 213775695), (105, 195452064), (108, 190022840), (112, 183236310), (120, 171020556), (126, 162876720), (135, 152018272), (140, 146589048), (144, 142517130), (160, 128265417), (168, 122157540), (180, 114013704), (189, 108584480), (210, 97726032), (216, 95011420), (224, 91618155), (240, 85510278), (252, 81438360), (270, 76009136), (280, 73294524), (288, 71258565), (315, 65150688), (336, 61078770), (360, 57006852), (378, 54292240), (420, 48863016), (432, 47505710), (480, 42755139), (504, 40719180), (540, 38004568), (560, 36647262), (630, 32575344), (672, 30539385), (720, 28503426), (756, 27146120), (840, 24431508), (864, 23752855), (945, 21716896), (1008, 20359590), (1080, 19002284), (1120, 18323631), (1260, 16287672), (1440, 14251713), (1512, 13573060), (1680, 12215754), (1890, 10858448), (2016, 10179795), (2160, 9501142), (2520, 8143836), (3024, 6786530), (3360, 6107877), (3780, 5429224), (4320, 4750571), (5040, 4071918), (6048, 3393265), (7560, 2714612), (10080, 2035959), (15120, 1357306), (30240, 678653)]