72820800

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:430

約数の個数: 252

約数和(自身を含む): 279448260

約数和(自身を除く): 206627460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 32, 36, 39, 40, 45, 48, 50, 52, 60, 64, 65, 72, 75, 78, 80, 90, 96, 100, 104, 117, 120, 130, 144, 150, 156, 160, 180, 192, 195, 200, 208, 225, 234, 240, 260, 288, 300, 312, 320, 325, 360, 389, 390, 400, 416, 450, 468, 480, 520, 576, 585, 600, 624, 650, 720, 778, 780, 800, 832, 900, 936, 960, 975, 1040, 1167, 1170, 1200, 1248, 1300, 1440, 1556, 1560, 1600, 1800, 1872, 1945, 1950, 2080, 2334, 2340, 2400, 2496, 2600, 2880, 2925, 3112, 3120, 3501, 3600, 3744, 3890, 3900, 4160, 4668, 4680, 4800, 5057, 5200, 5835, 5850, 6224, 6240, 7002, 7200, 7488, 7780, 7800, 9336, 9360, 9725, 10114, 10400, 11670, 11700, 12448, 12480, 14004, 14400, 15171, 15560, 15600, 17505, 18672, 18720, 19450, 20228, 20800, 23340, 23400, 24896, 25285, 28008, 29175, 30342, 31120, 31200, 35010, 37344, 37440, 38900, 40456, 45513, 46680, 46800, 50570, 56016, 58350, 60684, 62240, 62400, 70020, 74688, 75855, 77800, 80912, 87525, 91026, 93360, 93600, 101140, 112032, 116700, 121368, 124480, 126425, 140040, 151710, 155600, 161824, 175050, 182052, 186720, 187200, 202280, 224064, 227565, 233400, 242736, 252850, 280080, 303420, 311200, 323648, 350100, 364104, 373440, 379275, 404560, 455130, 466800, 485472, 505700, 560160, 606840, 622400, 700200, 728208, 758550, 809120, 910260, 933600, 970944, 1011400, 1120320, 1137825, 1213680, 1400400, 1456416, 1517100, 1618240, 1820520, 1867200, 2022800, 2275650, 2427360, 2800800, 2912832, 3034200, 3641040, 4045600, 4551300, 4854720, 5601600, 6068400, 7282080, 8091200, 9102600, 12136800, 14564160, 18205200, 24273600, 36410400, 72820800]

約数ペア:

[(1, 72820800), (2, 36410400), (3, 24273600), (4, 18205200), (5, 14564160), (6, 12136800), (8, 9102600), (9, 8091200), (10, 7282080), (12, 6068400), (13, 5601600), (15, 4854720), (16, 4551300), (18, 4045600), (20, 3641040), (24, 3034200), (25, 2912832), (26, 2800800), (30, 2427360), (32, 2275650), (36, 2022800), (39, 1867200), (40, 1820520), (45, 1618240), (48, 1517100), (50, 1456416), (52, 1400400), (60, 1213680), (64, 1137825), (65, 1120320), (72, 1011400), (75, 970944), (78, 933600), (80, 910260), (90, 809120), (96, 758550), (100, 728208), (104, 700200), (117, 622400), (120, 606840), (130, 560160), (144, 505700), (150, 485472), (156, 466800), (160, 455130), (180, 404560), (192, 379275), (195, 373440), (200, 364104), (208, 350100), (225, 323648), (234, 311200), (240, 303420), (260, 280080), (288, 252850), (300, 242736), (312, 233400), (320, 227565), (325, 224064), (360, 202280), (389, 187200), (390, 186720), (400, 182052), (416, 175050), (450, 161824), (468, 155600), (480, 151710), (520, 140040), (576, 126425), (585, 124480), (600, 121368), (624, 116700), (650, 112032), (720, 101140), (778, 93600), (780, 93360), (800, 91026), (832, 87525), (900, 80912), (936, 77800), (960, 75855), (975, 74688), (1040, 70020), (1167, 62400), (1170, 62240), (1200, 60684), (1248, 58350), (1300, 56016), (1440, 50570), (1556, 46800), (1560, 46680), (1600, 45513), (1800, 40456), (1872, 38900), (1945, 37440), (1950, 37344), (2080, 35010), (2334, 31200), (2340, 31120), (2400, 30342), (2496, 29175), (2600, 28008), (2880, 25285), (2925, 24896), (3112, 23400), (3120, 23340), (3501, 20800), (3600, 20228), (3744, 19450), (3890, 18720), (3900, 18672), (4160, 17505), (4668, 15600), (4680, 15560), (4800, 15171), (5057, 14400), (5200, 14004), (5835, 12480), (5850, 12448), (6224, 11700), (6240, 11670), (7002, 10400), (7200, 10114), (7488, 9725), (7780, 9360), (7800, 9336)]