30778860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:93

約数の個数: 216

約数和(自身を含む): 109453680

約数和(自身を除く): 78674820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 29, 30, 35, 38, 42, 49, 57, 58, 60, 70, 76, 84, 87, 95, 98, 105, 114, 116, 133, 140, 145, 147, 174, 190, 196, 203, 210, 228, 245, 266, 285, 290, 294, 348, 361, 380, 399, 406, 420, 435, 490, 532, 551, 570, 580, 588, 609, 665, 722, 735, 798, 812, 870, 931, 980, 1015, 1083, 1102, 1140, 1218, 1330, 1421, 1444, 1470, 1596, 1653, 1740, 1805, 1862, 1995, 2030, 2166, 2204, 2436, 2527, 2660, 2755, 2793, 2842, 2940, 3045, 3306, 3610, 3724, 3857, 3990, 4060, 4263, 4332, 4655, 5054, 5415, 5510, 5586, 5684, 6090, 6612, 7105, 7220, 7581, 7714, 7980, 8265, 8526, 9310, 10108, 10469, 10830, 11020, 11172, 11571, 12180, 12635, 13965, 14210, 15162, 15428, 16530, 17052, 17689, 18620, 19285, 20938, 21315, 21660, 23142, 25270, 26999, 27930, 28420, 30324, 31407, 33060, 35378, 37905, 38570, 41876, 42630, 46284, 50540, 52345, 53067, 53998, 55860, 57855, 62814, 70756, 73283, 75810, 77140, 80997, 85260, 88445, 104690, 106134, 107996, 115710, 125628, 134995, 146566, 151620, 157035, 161994, 176890, 209380, 212268, 219849, 231420, 265335, 269990, 293132, 314070, 323988, 353780, 366415, 404985, 439698, 512981, 530670, 539980, 628140, 732830, 809970, 879396, 1025962, 1061340, 1099245, 1465660, 1538943, 1619940, 2051924, 2198490, 2564905, 3077886, 4396980, 5129810, 6155772, 7694715, 10259620, 15389430, 30778860]

約数ペア:

[(1, 30778860), (2, 15389430), (3, 10259620), (4, 7694715), (5, 6155772), (6, 5129810), (7, 4396980), (10, 3077886), (12, 2564905), (14, 2198490), (15, 2051924), (19, 1619940), (20, 1538943), (21, 1465660), (28, 1099245), (29, 1061340), (30, 1025962), (35, 879396), (38, 809970), (42, 732830), (49, 628140), (57, 539980), (58, 530670), (60, 512981), (70, 439698), (76, 404985), (84, 366415), (87, 353780), (95, 323988), (98, 314070), (105, 293132), (114, 269990), (116, 265335), (133, 231420), (140, 219849), (145, 212268), (147, 209380), (174, 176890), (190, 161994), (196, 157035), (203, 151620), (210, 146566), (228, 134995), (245, 125628), (266, 115710), (285, 107996), (290, 106134), (294, 104690), (348, 88445), (361, 85260), (380, 80997), (399, 77140), (406, 75810), (420, 73283), (435, 70756), (490, 62814), (532, 57855), (551, 55860), (570, 53998), (580, 53067), (588, 52345), (609, 50540), (665, 46284), (722, 42630), (735, 41876), (798, 38570), (812, 37905), (870, 35378), (931, 33060), (980, 31407), (1015, 30324), (1083, 28420), (1102, 27930), (1140, 26999), (1218, 25270), (1330, 23142), (1421, 21660), (1444, 21315), (1470, 20938), (1596, 19285), (1653, 18620), (1740, 17689), (1805, 17052), (1862, 16530), (1995, 15428), (2030, 15162), (2166, 14210), (2204, 13965), (2436, 12635), (2527, 12180), (2660, 11571), (2755, 11172), (2793, 11020), (2842, 10830), (2940, 10469), (3045, 10108), (3306, 9310), (3610, 8526), (3724, 8265), (3857, 7980), (3990, 7714), (4060, 7581), (4263, 7220), (4332, 7105), (4655, 6612), (5054, 6090), (5415, 5684), (5510, 5586)]