909568380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{857}}^1$

素因数の和:921

約数の個数: 216

約数和(自身を含む): 3130375248

約数和(自身を除く): 2220806868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 361, 380, 399, 420, 490, 532, 570, 588, 665, 722, 735, 798, 857, 931, 980, 1083, 1140, 1330, 1444, 1470, 1596, 1714, 1805, 1862, 1995, 2166, 2527, 2571, 2660, 2793, 2940, 3428, 3610, 3724, 3990, 4285, 4332, 4655, 5054, 5142, 5415, 5586, 5999, 7220, 7581, 7980, 8570, 9310, 10108, 10284, 10830, 11172, 11998, 12635, 12855, 13965, 15162, 16283, 17140, 17689, 17997, 18620, 21660, 23996, 25270, 25710, 27930, 29995, 30324, 32566, 35378, 35994, 37905, 41993, 48849, 50540, 51420, 53067, 55860, 59990, 65132, 70756, 71988, 75810, 81415, 83986, 88445, 89985, 97698, 106134, 113981, 119980, 125979, 151620, 162830, 167972, 176890, 179970, 195396, 209965, 212268, 227962, 244245, 251958, 265335, 309377, 325660, 341943, 353780, 359940, 419930, 455924, 488490, 503916, 530670, 569905, 618754, 629895, 683886, 797867, 839860, 928131, 976980, 1061340, 1139810, 1237508, 1259790, 1367772, 1546885, 1595734, 1709715, 1856262, 2165639, 2279620, 2393601, 2519580, 3093770, 3191468, 3419430, 3712524, 3989335, 4331278, 4640655, 4787202, 6187540, 6496917, 6838860, 7978670, 8662556, 9281310, 9574404, 10828195, 11968005, 12993834, 15159473, 15957340, 18562620, 21656390, 23936010, 25987668, 30318946, 32484585, 43312780, 45478419, 47872020, 60637892, 64969170, 75797365, 90956838, 129938340, 151594730, 181913676, 227392095, 303189460, 454784190, 909568380]

約数ペア:

[(1, 909568380), (2, 454784190), (3, 303189460), (4, 227392095), (5, 181913676), (6, 151594730), (7, 129938340), (10, 90956838), (12, 75797365), (14, 64969170), (15, 60637892), (19, 47872020), (20, 45478419), (21, 43312780), (28, 32484585), (30, 30318946), (35, 25987668), (38, 23936010), (42, 21656390), (49, 18562620), (57, 15957340), (60, 15159473), (70, 12993834), (76, 11968005), (84, 10828195), (95, 9574404), (98, 9281310), (105, 8662556), (114, 7978670), (133, 6838860), (140, 6496917), (147, 6187540), (190, 4787202), (196, 4640655), (210, 4331278), (228, 3989335), (245, 3712524), (266, 3419430), (285, 3191468), (294, 3093770), (361, 2519580), (380, 2393601), (399, 2279620), (420, 2165639), (490, 1856262), (532, 1709715), (570, 1595734), (588, 1546885), (665, 1367772), (722, 1259790), (735, 1237508), (798, 1139810), (857, 1061340), (931, 976980), (980, 928131), (1083, 839860), (1140, 797867), (1330, 683886), (1444, 629895), (1470, 618754), (1596, 569905), (1714, 530670), (1805, 503916), (1862, 488490), (1995, 455924), (2166, 419930), (2527, 359940), (2571, 353780), (2660, 341943), (2793, 325660), (2940, 309377), (3428, 265335), (3610, 251958), (3724, 244245), (3990, 227962), (4285, 212268), (4332, 209965), (4655, 195396), (5054, 179970), (5142, 176890), (5415, 167972), (5586, 162830), (5999, 151620), (7220, 125979), (7581, 119980), (7980, 113981), (8570, 106134), (9310, 97698), (10108, 89985), (10284, 88445), (10830, 83986), (11172, 81415), (11998, 75810), (12635, 71988), (12855, 70756), (13965, 65132), (15162, 59990), (16283, 55860), (17140, 53067), (17689, 51420), (17997, 50540), (18620, 48849), (21660, 41993), (23996, 37905), (25270, 35994), (25710, 35378), (27930, 32566), (29995, 30324)]