309851696

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 240

約数和(自身を含む): 841374720

約数和(自身を除く): 531523024

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 31, 38, 44, 49, 56, 61, 62, 76, 77, 88, 98, 112, 122, 124, 133, 152, 154, 176, 196, 209, 217, 244, 248, 266, 304, 308, 341, 392, 418, 427, 434, 488, 496, 532, 539, 589, 616, 671, 682, 784, 836, 854, 868, 931, 976, 1064, 1078, 1159, 1178, 1232, 1342, 1364, 1463, 1519, 1672, 1708, 1736, 1862, 1891, 2128, 2156, 2318, 2356, 2387, 2684, 2728, 2926, 2989, 3038, 3344, 3416, 3472, 3724, 3782, 4123, 4312, 4636, 4697, 4712, 4774, 5368, 5456, 5852, 5978, 6076, 6479, 6832, 7448, 7564, 8113, 8246, 8624, 9272, 9394, 9424, 9548, 10241, 10736, 11704, 11956, 12152, 12749, 12958, 13237, 14896, 15128, 16226, 16492, 16709, 18544, 18788, 19096, 20482, 20801, 23408, 23912, 24304, 25498, 25916, 26474, 28861, 30256, 32452, 32879, 32984, 33418, 35929, 37576, 38192, 40964, 41602, 45353, 47824, 50996, 51832, 52948, 56791, 57722, 64904, 65758, 65968, 66836, 71858, 75152, 81928, 83204, 89243, 90706, 92659, 101992, 103664, 105896, 113582, 115444, 129808, 131516, 133672, 143716, 145607, 163856, 166408, 178486, 181412, 185318, 203984, 211792, 227164, 230888, 251503, 263032, 267344, 287432, 291214, 317471, 332816, 356972, 362824, 370636, 395219, 454328, 461776, 503006, 526064, 574864, 582428, 624701, 634942, 713944, 725648, 741272, 790438, 908656, 1006012, 1019249, 1164856, 1249402, 1269884, 1427888, 1482544, 1580876, 1760521, 2012024, 2038498, 2329712, 2498804, 2539768, 2766533, 3161752, 3521042, 4024048, 4076996, 4997608, 5079536, 5533066, 6323504, 7042084, 8153992, 9995216, 11066132, 14084168, 16307984, 19365731, 22132264, 28168336, 38731462, 44264528, 77462924, 154925848, 309851696]

約数ペア:

[(1, 309851696), (2, 154925848), (4, 77462924), (7, 44264528), (8, 38731462), (11, 28168336), (14, 22132264), (16, 19365731), (19, 16307984), (22, 14084168), (28, 11066132), (31, 9995216), (38, 8153992), (44, 7042084), (49, 6323504), (56, 5533066), (61, 5079536), (62, 4997608), (76, 4076996), (77, 4024048), (88, 3521042), (98, 3161752), (112, 2766533), (122, 2539768), (124, 2498804), (133, 2329712), (152, 2038498), (154, 2012024), (176, 1760521), (196, 1580876), (209, 1482544), (217, 1427888), (244, 1269884), (248, 1249402), (266, 1164856), (304, 1019249), (308, 1006012), (341, 908656), (392, 790438), (418, 741272), (427, 725648), (434, 713944), (488, 634942), (496, 624701), (532, 582428), (539, 574864), (589, 526064), (616, 503006), (671, 461776), (682, 454328), (784, 395219), (836, 370636), (854, 362824), (868, 356972), (931, 332816), (976, 317471), (1064, 291214), (1078, 287432), (1159, 267344), (1178, 263032), (1232, 251503), (1342, 230888), (1364, 227164), (1463, 211792), (1519, 203984), (1672, 185318), (1708, 181412), (1736, 178486), (1862, 166408), (1891, 163856), (2128, 145607), (2156, 143716), (2318, 133672), (2356, 131516), (2387, 129808), (2684, 115444), (2728, 113582), (2926, 105896), (2989, 103664), (3038, 101992), (3344, 92659), (3416, 90706), (3472, 89243), (3724, 83204), (3782, 81928), (4123, 75152), (4312, 71858), (4636, 66836), (4697, 65968), (4712, 65758), (4774, 64904), (5368, 57722), (5456, 56791), (5852, 52948), (5978, 51832), (6076, 50996), (6479, 47824), (6832, 45353), (7448, 41602), (7564, 40964), (8113, 38192), (8246, 37576), (8624, 35929), (9272, 33418), (9394, 32984), (9424, 32879), (9548, 32452), (10241, 30256), (10736, 28861), (11704, 26474), (11956, 25916), (12152, 25498), (12749, 24304), (12958, 23912), (13237, 23408), (14896, 20801), (15128, 20482), (16226, 19096), (16492, 18788), (16709, 18544)]