71958040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:473

約数の個数: 128

約数和(自身を含む): 205701120

約数和(自身を除く): 133743080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 61, 70, 77, 88, 110, 122, 140, 154, 220, 244, 280, 305, 308, 383, 385, 427, 440, 488, 610, 616, 671, 766, 770, 854, 1220, 1342, 1532, 1540, 1708, 1915, 2135, 2440, 2681, 2684, 3064, 3080, 3355, 3416, 3830, 4213, 4270, 4697, 5362, 5368, 6710, 7660, 8426, 8540, 9394, 10724, 13405, 13420, 15320, 16852, 17080, 18788, 21065, 21448, 23363, 23485, 26810, 26840, 29491, 33704, 37576, 42130, 46726, 46970, 53620, 58982, 84260, 93452, 93940, 107240, 116815, 117964, 147455, 163541, 168520, 186904, 187880, 233630, 235928, 256993, 294910, 327082, 467260, 513986, 589820, 654164, 817705, 934520, 1027972, 1179640, 1284965, 1308328, 1635410, 1798951, 2055944, 2569930, 3270820, 3597902, 5139860, 6541640, 7195804, 8994755, 10279720, 14391608, 17989510, 35979020, 71958040]

約数ペア:

[(1, 71958040), (2, 35979020), (4, 17989510), (5, 14391608), (7, 10279720), (8, 8994755), (10, 7195804), (11, 6541640), (14, 5139860), (20, 3597902), (22, 3270820), (28, 2569930), (35, 2055944), (40, 1798951), (44, 1635410), (55, 1308328), (56, 1284965), (61, 1179640), (70, 1027972), (77, 934520), (88, 817705), (110, 654164), (122, 589820), (140, 513986), (154, 467260), (220, 327082), (244, 294910), (280, 256993), (305, 235928), (308, 233630), (383, 187880), (385, 186904), (427, 168520), (440, 163541), (488, 147455), (610, 117964), (616, 116815), (671, 107240), (766, 93940), (770, 93452), (854, 84260), (1220, 58982), (1342, 53620), (1532, 46970), (1540, 46726), (1708, 42130), (1915, 37576), (2135, 33704), (2440, 29491), (2681, 26840), (2684, 26810), (3064, 23485), (3080, 23363), (3355, 21448), (3416, 21065), (3830, 18788), (4213, 17080), (4270, 16852), (4697, 15320), (5362, 13420), (5368, 13405), (6710, 10724), (7660, 9394), (8426, 8540)]