1020242720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{727}}^1$

素因数の和:935

約数の個数: 144

約数和(自身を含む): 2823387840

約数和(自身を除く): 1803145120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 179, 196, 224, 245, 280, 358, 392, 490, 560, 716, 727, 784, 895, 980, 1120, 1253, 1432, 1454, 1568, 1790, 1960, 2506, 2864, 2908, 3580, 3635, 3920, 5012, 5089, 5728, 5816, 6265, 7160, 7270, 7840, 8771, 10024, 10178, 11632, 12530, 14320, 14540, 17542, 20048, 20356, 23264, 25060, 25445, 28640, 29080, 35084, 35623, 40096, 40712, 43855, 50120, 50890, 58160, 70168, 71246, 81424, 87710, 100240, 101780, 116320, 130133, 140336, 142492, 162848, 175420, 178115, 200480, 203560, 260266, 280672, 284984, 350840, 356230, 407120, 520532, 569968, 650665, 701680, 712460, 814240, 910931, 1041064, 1139936, 1301330, 1403360, 1424920, 1821862, 2082128, 2602660, 2849840, 3643724, 4164256, 4554655, 5205320, 5699680, 6376517, 7287448, 9109310, 10410640, 12753034, 14574896, 18218620, 20821280, 25506068, 29149792, 31882585, 36437240, 51012136, 63765170, 72874480, 102024272, 127530340, 145748960, 204048544, 255060680, 510121360, 1020242720]

約数ペア:

[(1, 1020242720), (2, 510121360), (4, 255060680), (5, 204048544), (7, 145748960), (8, 127530340), (10, 102024272), (14, 72874480), (16, 63765170), (20, 51012136), (28, 36437240), (32, 31882585), (35, 29149792), (40, 25506068), (49, 20821280), (56, 18218620), (70, 14574896), (80, 12753034), (98, 10410640), (112, 9109310), (140, 7287448), (160, 6376517), (179, 5699680), (196, 5205320), (224, 4554655), (245, 4164256), (280, 3643724), (358, 2849840), (392, 2602660), (490, 2082128), (560, 1821862), (716, 1424920), (727, 1403360), (784, 1301330), (895, 1139936), (980, 1041064), (1120, 910931), (1253, 814240), (1432, 712460), (1454, 701680), (1568, 650665), (1790, 569968), (1960, 520532), (2506, 407120), (2864, 356230), (2908, 350840), (3580, 284984), (3635, 280672), (3920, 260266), (5012, 203560), (5089, 200480), (5728, 178115), (5816, 175420), (6265, 162848), (7160, 142492), (7270, 140336), (7840, 130133), (8771, 116320), (10024, 101780), (10178, 100240), (11632, 87710), (12530, 81424), (14320, 71246), (14540, 70168), (17542, 58160), (20048, 50890), (20356, 50120), (23264, 43855), (25060, 40712), (25445, 40096), (28640, 35623), (29080, 35084)]