181312740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:427

約数の個数: 216

約数和(自身を含む): 652192632

約数和(自身を除く): 470879892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 61, 63, 70, 84, 90, 98, 105, 122, 126, 140, 147, 180, 183, 196, 210, 244, 245, 252, 294, 305, 315, 337, 366, 420, 427, 441, 490, 549, 588, 610, 630, 674, 732, 735, 854, 882, 915, 980, 1011, 1098, 1220, 1260, 1281, 1348, 1470, 1685, 1708, 1764, 1830, 2022, 2135, 2196, 2205, 2359, 2562, 2745, 2940, 2989, 3033, 3370, 3660, 3843, 4044, 4270, 4410, 4718, 5055, 5124, 5490, 5978, 6066, 6405, 6740, 7077, 7686, 8540, 8820, 8967, 9436, 10110, 10980, 11795, 11956, 12132, 12810, 14154, 14945, 15165, 15372, 16513, 17934, 19215, 20220, 20557, 21231, 23590, 25620, 26901, 28308, 29890, 30330, 33026, 35385, 35868, 38430, 41114, 42462, 44835, 47180, 49539, 53802, 59780, 60660, 61671, 66052, 70770, 76860, 82228, 82565, 84924, 89670, 99078, 102785, 106155, 107604, 123342, 134505, 141540, 143899, 148617, 165130, 179340, 185013, 198156, 205570, 212310, 246684, 247695, 269010, 287798, 297234, 308355, 330260, 370026, 411140, 424620, 431697, 495390, 538020, 575596, 594468, 616710, 719495, 740052, 743085, 863394, 925065, 990780, 1007293, 1233420, 1295091, 1438990, 1486170, 1726788, 1850130, 2014586, 2158485, 2590182, 2877980, 2972340, 3021879, 3700260, 4029172, 4316970, 5036465, 5180364, 6043758, 6475455, 8633940, 9065637, 10072930, 12087516, 12950910, 15109395, 18131274, 20145860, 25901820, 30218790, 36262548, 45328185, 60437580, 90656370, 181312740]

約数ペア:

[(1, 181312740), (2, 90656370), (3, 60437580), (4, 45328185), (5, 36262548), (6, 30218790), (7, 25901820), (9, 20145860), (10, 18131274), (12, 15109395), (14, 12950910), (15, 12087516), (18, 10072930), (20, 9065637), (21, 8633940), (28, 6475455), (30, 6043758), (35, 5180364), (36, 5036465), (42, 4316970), (45, 4029172), (49, 3700260), (60, 3021879), (61, 2972340), (63, 2877980), (70, 2590182), (84, 2158485), (90, 2014586), (98, 1850130), (105, 1726788), (122, 1486170), (126, 1438990), (140, 1295091), (147, 1233420), (180, 1007293), (183, 990780), (196, 925065), (210, 863394), (244, 743085), (245, 740052), (252, 719495), (294, 616710), (305, 594468), (315, 575596), (337, 538020), (366, 495390), (420, 431697), (427, 424620), (441, 411140), (490, 370026), (549, 330260), (588, 308355), (610, 297234), (630, 287798), (674, 269010), (732, 247695), (735, 246684), (854, 212310), (882, 205570), (915, 198156), (980, 185013), (1011, 179340), (1098, 165130), (1220, 148617), (1260, 143899), (1281, 141540), (1348, 134505), (1470, 123342), (1685, 107604), (1708, 106155), (1764, 102785), (1830, 99078), (2022, 89670), (2135, 84924), (2196, 82565), (2205, 82228), (2359, 76860), (2562, 70770), (2745, 66052), (2940, 61671), (2989, 60660), (3033, 59780), (3370, 53802), (3660, 49539), (3843, 47180), (4044, 44835), (4270, 42462), (4410, 41114), (4718, 38430), (5055, 35868), (5124, 35385), (5490, 33026), (5978, 30330), (6066, 29890), (6405, 28308), (6740, 26901), (7077, 25620), (7686, 23590), (8540, 21231), (8820, 20557), (8967, 20220), (9436, 19215), (10110, 17934), (10980, 16513), (11795, 15372), (11956, 15165), (12132, 14945), (12810, 14154)]