254849040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:526

約数の個数: 240

約数和(自身を含む): 927583488

約数和(自身を除く): 672734448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 47, 48, 51, 60, 68, 72, 80, 85, 90, 94, 102, 120, 136, 141, 144, 153, 170, 180, 188, 204, 235, 240, 255, 272, 282, 306, 340, 360, 376, 408, 423, 443, 470, 510, 564, 612, 680, 705, 720, 752, 765, 799, 816, 846, 886, 940, 1020, 1128, 1224, 1329, 1360, 1410, 1530, 1598, 1692, 1772, 1880, 2040, 2115, 2215, 2256, 2397, 2448, 2658, 2820, 3060, 3196, 3384, 3544, 3760, 3987, 3995, 4080, 4230, 4430, 4794, 5316, 5640, 6120, 6392, 6645, 6768, 7088, 7191, 7531, 7974, 7990, 8460, 8860, 9588, 10632, 11280, 11985, 12240, 12784, 13290, 14382, 15062, 15948, 15980, 16920, 17720, 19176, 19935, 20821, 21264, 22593, 23970, 26580, 28764, 30124, 31896, 31960, 33840, 35440, 35955, 37655, 38352, 39870, 41642, 45186, 47940, 53160, 57528, 60248, 62463, 63792, 63920, 67779, 71910, 75310, 79740, 83284, 90372, 95880, 104105, 106320, 112965, 115056, 120496, 124926, 135558, 143820, 150620, 159480, 166568, 180744, 187389, 191760, 208210, 225930, 249852, 271116, 287640, 301240, 312315, 318960, 333136, 338895, 353957, 361488, 374778, 416420, 451860, 499704, 542232, 575280, 602480, 624630, 677790, 707914, 749556, 832840, 903720, 936945, 999408, 1061871, 1084464, 1249260, 1355580, 1415828, 1499112, 1665680, 1769785, 1807440, 1873890, 2123742, 2498520, 2711160, 2831656, 2998224, 3185613, 3539570, 3747780, 4247484, 4997040, 5309355, 5422320, 5663312, 6371226, 7079140, 7495560, 8494968, 10618710, 12742452, 14158280, 14991120, 15928065, 16989936, 21237420, 25484904, 28316560, 31856130, 42474840, 50969808, 63712260, 84949680, 127424520, 254849040]

約数ペア:

[(1, 254849040), (2, 127424520), (3, 84949680), (4, 63712260), (5, 50969808), (6, 42474840), (8, 31856130), (9, 28316560), (10, 25484904), (12, 21237420), (15, 16989936), (16, 15928065), (17, 14991120), (18, 14158280), (20, 12742452), (24, 10618710), (30, 8494968), (34, 7495560), (36, 7079140), (40, 6371226), (45, 5663312), (47, 5422320), (48, 5309355), (51, 4997040), (60, 4247484), (68, 3747780), (72, 3539570), (80, 3185613), (85, 2998224), (90, 2831656), (94, 2711160), (102, 2498520), (120, 2123742), (136, 1873890), (141, 1807440), (144, 1769785), (153, 1665680), (170, 1499112), (180, 1415828), (188, 1355580), (204, 1249260), (235, 1084464), (240, 1061871), (255, 999408), (272, 936945), (282, 903720), (306, 832840), (340, 749556), (360, 707914), (376, 677790), (408, 624630), (423, 602480), (443, 575280), (470, 542232), (510, 499704), (564, 451860), (612, 416420), (680, 374778), (705, 361488), (720, 353957), (752, 338895), (765, 333136), (799, 318960), (816, 312315), (846, 301240), (886, 287640), (940, 271116), (1020, 249852), (1128, 225930), (1224, 208210), (1329, 191760), (1360, 187389), (1410, 180744), (1530, 166568), (1598, 159480), (1692, 150620), (1772, 143820), (1880, 135558), (2040, 124926), (2115, 120496), (2215, 115056), (2256, 112965), (2397, 106320), (2448, 104105), (2658, 95880), (2820, 90372), (3060, 83284), (3196, 79740), (3384, 75310), (3544, 71910), (3760, 67779), (3987, 63920), (3995, 63792), (4080, 62463), (4230, 60248), (4430, 57528), (4794, 53160), (5316, 47940), (5640, 45186), (6120, 41642), (6392, 39870), (6645, 38352), (6768, 37655), (7088, 35955), (7191, 35440), (7531, 33840), (7974, 31960), (7990, 31896), (8460, 30124), (8860, 28764), (9588, 26580), (10632, 23970), (11280, 22593), (11985, 21264), (12240, 20821), (12784, 19935), (13290, 19176), (14382, 17720), (15062, 16920), (15948, 15980)]