1230871600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^2$

素因数の和:280

約数の個数: 180

約数和(自身を含む): 3503098704

約数和(自身を除く): 2272227104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 37, 40, 50, 56, 70, 74, 80, 100, 109, 112, 140, 148, 175, 185, 200, 218, 259, 280, 296, 350, 370, 400, 436, 518, 545, 560, 592, 700, 740, 763, 872, 925, 1036, 1090, 1295, 1400, 1480, 1526, 1744, 1850, 2072, 2180, 2590, 2725, 2800, 2960, 3052, 3700, 3815, 4033, 4144, 4360, 5180, 5450, 6104, 6475, 7400, 7630, 8066, 8720, 10360, 10900, 11881, 12208, 12950, 14800, 15260, 16132, 19075, 20165, 20720, 21800, 23762, 25900, 28231, 30520, 32264, 38150, 40330, 43600, 47524, 51800, 56462, 59405, 61040, 64528, 76300, 80660, 83167, 95048, 100825, 103600, 112924, 118810, 141155, 152600, 161320, 166334, 190096, 201650, 225848, 237620, 282310, 297025, 305200, 322640, 332668, 403300, 415835, 439597, 451696, 475240, 564620, 594050, 665336, 705775, 806600, 831670, 879194, 950480, 1129240, 1188100, 1330672, 1411550, 1613200, 1663340, 1758388, 2079175, 2197985, 2258480, 2376200, 2823100, 3077179, 3326680, 3516776, 4158350, 4395970, 4752400, 5646200, 6154358, 6653360, 7033552, 8316700, 8791940, 10989925, 11292400, 12308716, 15385895, 16633400, 17583880, 21979850, 24617432, 30771790, 33266800, 35167760, 43959700, 49234864, 61543580, 76929475, 87919400, 123087160, 153858950, 175838800, 246174320, 307717900, 615435800, 1230871600]

約数ペア:

[(1, 1230871600), (2, 615435800), (4, 307717900), (5, 246174320), (7, 175838800), (8, 153858950), (10, 123087160), (14, 87919400), (16, 76929475), (20, 61543580), (25, 49234864), (28, 43959700), (35, 35167760), (37, 33266800), (40, 30771790), (50, 24617432), (56, 21979850), (70, 17583880), (74, 16633400), (80, 15385895), (100, 12308716), (109, 11292400), (112, 10989925), (140, 8791940), (148, 8316700), (175, 7033552), (185, 6653360), (200, 6154358), (218, 5646200), (259, 4752400), (280, 4395970), (296, 4158350), (350, 3516776), (370, 3326680), (400, 3077179), (436, 2823100), (518, 2376200), (545, 2258480), (560, 2197985), (592, 2079175), (700, 1758388), (740, 1663340), (763, 1613200), (872, 1411550), (925, 1330672), (1036, 1188100), (1090, 1129240), (1295, 950480), (1400, 879194), (1480, 831670), (1526, 806600), (1744, 705775), (1850, 665336), (2072, 594050), (2180, 564620), (2590, 475240), (2725, 451696), (2800, 439597), (2960, 415835), (3052, 403300), (3700, 332668), (3815, 322640), (4033, 305200), (4144, 297025), (4360, 282310), (5180, 237620), (5450, 225848), (6104, 201650), (6475, 190096), (7400, 166334), (7630, 161320), (8066, 152600), (8720, 141155), (10360, 118810), (10900, 112924), (11881, 103600), (12208, 100825), (12950, 95048), (14800, 83167), (15260, 80660), (16132, 76300), (19075, 64528), (20165, 61040), (20720, 59405), (21800, 56462), (23762, 51800), (25900, 47524), (28231, 43600), (30520, 40330), (32264, 38150)]