1260444800

素因数分解:

$2^7\times 5^2\times {\mathrm{19}}^1\times {\mathrm{20731}}^1$

素因数の和:20774

約数の個数: 96

約数和(自身を含む): 3277729200

約数和(自身を除く): 2017284400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 152, 160, 190, 200, 304, 320, 380, 400, 475, 608, 640, 760, 800, 950, 1216, 1520, 1600, 1900, 2432, 3040, 3200, 3800, 6080, 7600, 12160, 15200, 20731, 30400, 41462, 60800, 82924, 103655, 165848, 207310, 331696, 393889, 414620, 518275, 663392, 787778, 829240, 1036550, 1326784, 1575556, 1658480, 1969445, 2073100, 2653568, 3151112, 3316960, 3938890, 4146200, 6302224, 6633920, 7877780, 8292400, 9847225, 12604448, 13267840, 15755560, 16584800, 19694450, 25208896, 31511120, 33169600, 39388900, 50417792, 63022240, 66339200, 78777800, 126044480, 157555600, 252088960, 315111200, 630222400, 1260444800]

約数ペア:

[(1, 1260444800), (2, 630222400), (4, 315111200), (5, 252088960), (8, 157555600), (10, 126044480), (16, 78777800), (19, 66339200), (20, 63022240), (25, 50417792), (32, 39388900), (38, 33169600), (40, 31511120), (50, 25208896), (64, 19694450), (76, 16584800), (80, 15755560), (95, 13267840), (100, 12604448), (128, 9847225), (152, 8292400), (160, 7877780), (190, 6633920), (200, 6302224), (304, 4146200), (320, 3938890), (380, 3316960), (400, 3151112), (475, 2653568), (608, 2073100), (640, 1969445), (760, 1658480), (800, 1575556), (950, 1326784), (1216, 1036550), (1520, 829240), (1600, 787778), (1900, 663392), (2432, 518275), (3040, 414620), (3200, 393889), (3800, 331696), (6080, 207310), (7600, 165848), (12160, 103655), (15200, 82924), (20731, 60800), (30400, 41462)]