781641120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{547}}^1$

素因数の和:807

約数の個数: 192

約数和(自身を含む): 2668014720

約数和(自身を除く): 1886373600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 229, 240, 260, 312, 390, 416, 458, 480, 520, 547, 624, 687, 780, 916, 1040, 1094, 1145, 1248, 1374, 1560, 1641, 1832, 2080, 2188, 2290, 2735, 2748, 2977, 3120, 3282, 3435, 3664, 4376, 4580, 5470, 5496, 5954, 6240, 6564, 6870, 7111, 7328, 8205, 8752, 8931, 9160, 10940, 10992, 11908, 13128, 13740, 14222, 14885, 16410, 17504, 17862, 18320, 21333, 21880, 21984, 23816, 26256, 27480, 28444, 29770, 32820, 35555, 35724, 36640, 42666, 43760, 44655, 47632, 52512, 54960, 56888, 59540, 65640, 71110, 71448, 85332, 87520, 89310, 95264, 106665, 109920, 113776, 119080, 125263, 131280, 142220, 142896, 170664, 178620, 213330, 227552, 238160, 250526, 262560, 284440, 285792, 341328, 357240, 375789, 426660, 476320, 501052, 568880, 626315, 682656, 714480, 751578, 853320, 1002104, 1137760, 1252630, 1428960, 1503156, 1628419, 1706640, 1878945, 2004208, 2505260, 3006312, 3256838, 3413280, 3757890, 4008416, 4885257, 5010520, 6012624, 6513676, 7515780, 8142095, 9770514, 10021040, 12025248, 13027352, 15031560, 16284190, 19541028, 20042080, 24426285, 26054704, 30063120, 32568380, 39082056, 48852570, 52109408, 60126240, 65136760, 78164112, 97705140, 130273520, 156328224, 195410280, 260547040, 390820560, 781641120]

約数ペア:

[(1, 781641120), (2, 390820560), (3, 260547040), (4, 195410280), (5, 156328224), (6, 130273520), (8, 97705140), (10, 78164112), (12, 65136760), (13, 60126240), (15, 52109408), (16, 48852570), (20, 39082056), (24, 32568380), (26, 30063120), (30, 26054704), (32, 24426285), (39, 20042080), (40, 19541028), (48, 16284190), (52, 15031560), (60, 13027352), (65, 12025248), (78, 10021040), (80, 9770514), (96, 8142095), (104, 7515780), (120, 6513676), (130, 6012624), (156, 5010520), (160, 4885257), (195, 4008416), (208, 3757890), (229, 3413280), (240, 3256838), (260, 3006312), (312, 2505260), (390, 2004208), (416, 1878945), (458, 1706640), (480, 1628419), (520, 1503156), (547, 1428960), (624, 1252630), (687, 1137760), (780, 1002104), (916, 853320), (1040, 751578), (1094, 714480), (1145, 682656), (1248, 626315), (1374, 568880), (1560, 501052), (1641, 476320), (1832, 426660), (2080, 375789), (2188, 357240), (2290, 341328), (2735, 285792), (2748, 284440), (2977, 262560), (3120, 250526), (3282, 238160), (3435, 227552), (3664, 213330), (4376, 178620), (4580, 170664), (5470, 142896), (5496, 142220), (5954, 131280), (6240, 125263), (6564, 119080), (6870, 113776), (7111, 109920), (7328, 106665), (8205, 95264), (8752, 89310), (8931, 87520), (9160, 85332), (10940, 71448), (10992, 71110), (11908, 65640), (13128, 59540), (13740, 56888), (14222, 54960), (14885, 52512), (16410, 47632), (17504, 44655), (17862, 43760), (18320, 42666), (21333, 36640), (21880, 35724), (21984, 35555), (23816, 32820), (26256, 29770), (27480, 28444)]