280027800

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3989}}^1$

素因数の和:4027

約数の個数: 192

約数和(自身を含む): 1038996000

約数和(自身を除く): 758968200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 27, 30, 36, 39, 40, 45, 50, 52, 54, 60, 65, 72, 75, 78, 90, 100, 104, 108, 117, 120, 130, 135, 150, 156, 180, 195, 200, 216, 225, 234, 260, 270, 300, 312, 325, 351, 360, 390, 450, 468, 520, 540, 585, 600, 650, 675, 702, 780, 900, 936, 975, 1080, 1170, 1300, 1350, 1404, 1560, 1755, 1800, 1950, 2340, 2600, 2700, 2808, 2925, 3510, 3900, 3989, 4680, 5400, 5850, 7020, 7800, 7978, 8775, 11700, 11967, 14040, 15956, 17550, 19945, 23400, 23934, 31912, 35100, 35901, 39890, 47868, 51857, 59835, 70200, 71802, 79780, 95736, 99725, 103714, 107703, 119670, 143604, 155571, 159560, 179505, 199450, 207428, 215406, 239340, 259285, 287208, 299175, 311142, 359010, 398900, 414856, 430812, 466713, 478680, 518570, 538515, 598350, 622284, 718020, 777855, 797800, 861624, 897525, 933426, 1037140, 1077030, 1196700, 1244568, 1296425, 1400139, 1436040, 1555710, 1795050, 1866852, 2074280, 2154060, 2333565, 2393400, 2592850, 2692575, 2800278, 3111420, 3590100, 3733704, 3889275, 4308120, 4667130, 5185700, 5385150, 5600556, 6222840, 7000695, 7180200, 7778550, 9334260, 10371400, 10770300, 11201112, 11667825, 14001390, 15557100, 18668520, 21540600, 23335650, 28002780, 31114200, 35003475, 46671300, 56005560, 70006950, 93342600, 140013900, 280027800]

約数ペア:

[(1, 280027800), (2, 140013900), (3, 93342600), (4, 70006950), (5, 56005560), (6, 46671300), (8, 35003475), (9, 31114200), (10, 28002780), (12, 23335650), (13, 21540600), (15, 18668520), (18, 15557100), (20, 14001390), (24, 11667825), (25, 11201112), (26, 10770300), (27, 10371400), (30, 9334260), (36, 7778550), (39, 7180200), (40, 7000695), (45, 6222840), (50, 5600556), (52, 5385150), (54, 5185700), (60, 4667130), (65, 4308120), (72, 3889275), (75, 3733704), (78, 3590100), (90, 3111420), (100, 2800278), (104, 2692575), (108, 2592850), (117, 2393400), (120, 2333565), (130, 2154060), (135, 2074280), (150, 1866852), (156, 1795050), (180, 1555710), (195, 1436040), (200, 1400139), (216, 1296425), (225, 1244568), (234, 1196700), (260, 1077030), (270, 1037140), (300, 933426), (312, 897525), (325, 861624), (351, 797800), (360, 777855), (390, 718020), (450, 622284), (468, 598350), (520, 538515), (540, 518570), (585, 478680), (600, 466713), (650, 430812), (675, 414856), (702, 398900), (780, 359010), (900, 311142), (936, 299175), (975, 287208), (1080, 259285), (1170, 239340), (1300, 215406), (1350, 207428), (1404, 199450), (1560, 179505), (1755, 159560), (1800, 155571), (1950, 143604), (2340, 119670), (2600, 107703), (2700, 103714), (2808, 99725), (2925, 95736), (3510, 79780), (3900, 71802), (3989, 70200), (4680, 59835), (5400, 51857), (5850, 47868), (7020, 39890), (7800, 35901), (7978, 35100), (8775, 31912), (11700, 23934), (11967, 23400), (14040, 19945), (15956, 17550)]