806978760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{15749}}^1$

素因数の和:15831

約数の個数: 128

約数和(自身を含む): 2812320000

約数和(自身を除く): 2005341240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 2135, 2440, 2562, 3416, 3660, 4270, 5124, 6405, 7320, 8540, 10248, 12810, 15749, 17080, 25620, 31498, 47247, 51240, 62996, 78745, 94494, 110243, 125992, 157490, 188988, 220486, 236235, 314980, 330729, 377976, 440972, 472470, 551215, 629960, 661458, 881944, 944940, 960689, 1102430, 1322916, 1653645, 1889880, 1921378, 2204860, 2645832, 2882067, 3307290, 3842756, 4409720, 4803445, 5764134, 6614580, 6724823, 7685512, 9606890, 11528268, 13229160, 13449646, 14410335, 19213780, 20174469, 23056536, 26899292, 28820670, 33624115, 38427560, 40348938, 53798584, 57641340, 67248230, 80697876, 100872345, 115282680, 134496460, 161395752, 201744690, 268992920, 403489380, 806978760]

約数ペア:

[(1, 806978760), (2, 403489380), (3, 268992920), (4, 201744690), (5, 161395752), (6, 134496460), (7, 115282680), (8, 100872345), (10, 80697876), (12, 67248230), (14, 57641340), (15, 53798584), (20, 40348938), (21, 38427560), (24, 33624115), (28, 28820670), (30, 26899292), (35, 23056536), (40, 20174469), (42, 19213780), (56, 14410335), (60, 13449646), (61, 13229160), (70, 11528268), (84, 9606890), (105, 7685512), (120, 6724823), (122, 6614580), (140, 5764134), (168, 4803445), (183, 4409720), (210, 3842756), (244, 3307290), (280, 2882067), (305, 2645832), (366, 2204860), (420, 1921378), (427, 1889880), (488, 1653645), (610, 1322916), (732, 1102430), (840, 960689), (854, 944940), (915, 881944), (1220, 661458), (1281, 629960), (1464, 551215), (1708, 472470), (1830, 440972), (2135, 377976), (2440, 330729), (2562, 314980), (3416, 236235), (3660, 220486), (4270, 188988), (5124, 157490), (6405, 125992), (7320, 110243), (8540, 94494), (10248, 78745), (12810, 62996), (15749, 51240), (17080, 47247), (25620, 31498)]