128916900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:408

約数の個数: 288

約数和(自身を含む): 499968000

約数和(自身を除く): 371051100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 25, 27, 28, 30, 35, 36, 38, 42, 45, 50, 54, 57, 60, 63, 70, 75, 76, 84, 90, 95, 100, 105, 108, 114, 126, 133, 135, 140, 150, 171, 175, 180, 189, 190, 210, 225, 228, 252, 266, 270, 285, 300, 315, 342, 350, 359, 378, 380, 399, 420, 450, 475, 513, 525, 532, 540, 570, 630, 665, 675, 684, 700, 718, 756, 798, 855, 900, 945, 950, 1026, 1050, 1077, 1140, 1197, 1260, 1330, 1350, 1425, 1436, 1575, 1596, 1710, 1795, 1890, 1900, 1995, 2052, 2100, 2154, 2394, 2513, 2565, 2660, 2700, 2850, 3150, 3231, 3325, 3420, 3590, 3591, 3780, 3990, 4275, 4308, 4725, 4788, 5026, 5130, 5385, 5700, 5985, 6300, 6462, 6650, 6821, 7180, 7182, 7539, 7980, 8550, 8975, 9450, 9693, 9975, 10052, 10260, 10770, 11970, 12565, 12825, 12924, 13300, 13642, 14364, 15078, 16155, 17100, 17950, 17955, 18900, 19386, 19950, 20463, 21540, 22617, 23940, 25130, 25650, 26925, 27284, 29925, 30156, 32310, 34105, 35900, 35910, 37695, 38772, 39900, 40926, 45234, 47747, 48465, 50260, 51300, 53850, 59850, 61389, 62825, 64620, 67851, 68210, 71820, 75390, 80775, 81852, 89775, 90468, 95494, 96930, 102315, 107700, 113085, 119700, 122778, 125650, 135702, 136420, 143241, 150780, 161550, 170525, 179550, 184167, 188475, 190988, 193860, 204630, 226170, 238735, 242325, 245556, 251300, 271404, 286482, 306945, 323100, 339255, 341050, 359100, 368334, 376950, 409260, 429723, 452340, 477470, 484650, 511575, 565425, 572964, 613890, 678510, 682100, 716205, 736668, 753900, 859446, 920835, 954940, 969300, 1023150, 1130850, 1193675, 1227780, 1289169, 1357020, 1432410, 1534725, 1696275, 1718892, 1841670, 2046300, 2148615, 2261700, 2387350, 2578338, 2864820, 3069450, 3392550, 3581025, 3683340, 4297230, 4604175, 4774700, 5156676, 6138900, 6445845, 6785100, 7162050, 8594460, 9208350, 10743075, 12891690, 14324100, 18416700, 21486150, 25783380, 32229225, 42972300, 64458450, 128916900]

約数ペア:

[(1, 128916900), (2, 64458450), (3, 42972300), (4, 32229225), (5, 25783380), (6, 21486150), (7, 18416700), (9, 14324100), (10, 12891690), (12, 10743075), (14, 9208350), (15, 8594460), (18, 7162050), (19, 6785100), (20, 6445845), (21, 6138900), (25, 5156676), (27, 4774700), (28, 4604175), (30, 4297230), (35, 3683340), (36, 3581025), (38, 3392550), (42, 3069450), (45, 2864820), (50, 2578338), (54, 2387350), (57, 2261700), (60, 2148615), (63, 2046300), (70, 1841670), (75, 1718892), (76, 1696275), (84, 1534725), (90, 1432410), (95, 1357020), (100, 1289169), (105, 1227780), (108, 1193675), (114, 1130850), (126, 1023150), (133, 969300), (135, 954940), (140, 920835), (150, 859446), (171, 753900), (175, 736668), (180, 716205), (189, 682100), (190, 678510), (210, 613890), (225, 572964), (228, 565425), (252, 511575), (266, 484650), (270, 477470), (285, 452340), (300, 429723), (315, 409260), (342, 376950), (350, 368334), (359, 359100), (378, 341050), (380, 339255), (399, 323100), (420, 306945), (450, 286482), (475, 271404), (513, 251300), (525, 245556), (532, 242325), (540, 238735), (570, 226170), (630, 204630), (665, 193860), (675, 190988), (684, 188475), (700, 184167), (718, 179550), (756, 170525), (798, 161550), (855, 150780), (900, 143241), (945, 136420), (950, 135702), (1026, 125650), (1050, 122778), (1077, 119700), (1140, 113085), (1197, 107700), (1260, 102315), (1330, 96930), (1350, 95494), (1425, 90468), (1436, 89775), (1575, 81852), (1596, 80775), (1710, 75390), (1795, 71820), (1890, 68210), (1900, 67851), (1995, 64620), (2052, 62825), (2100, 61389), (2154, 59850), (2394, 53850), (2513, 51300), (2565, 50260), (2660, 48465), (2700, 47747), (2850, 45234), (3150, 40926), (3231, 39900), (3325, 38772), (3420, 37695), (3590, 35910), (3591, 35900), (3780, 34105), (3990, 32310), (4275, 30156), (4308, 29925), (4725, 27284), (4788, 26925), (5026, 25650), (5130, 25130), (5385, 23940), (5700, 22617), (5985, 21540), (6300, 20463), (6462, 19950), (6650, 19386), (6821, 18900), (7180, 17955), (7182, 17950), (7539, 17100), (7980, 16155), (8550, 15078), (8975, 14364), (9450, 13642), (9693, 13300), (9975, 12924), (10052, 12825), (10260, 12565), (10770, 11970)]