247917168

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 240

約数和(自身を含む): 784076800

約数和(自身を除く): 536159632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 36, 37, 38, 48, 57, 62, 72, 74, 76, 79, 93, 111, 114, 124, 144, 148, 152, 158, 171, 186, 222, 228, 237, 248, 279, 296, 304, 316, 333, 342, 372, 444, 456, 474, 496, 558, 589, 592, 632, 666, 684, 703, 711, 744, 888, 912, 948, 1116, 1147, 1178, 1264, 1332, 1368, 1406, 1422, 1488, 1501, 1767, 1776, 1896, 2109, 2232, 2294, 2356, 2449, 2664, 2736, 2812, 2844, 2923, 3002, 3441, 3534, 3792, 4218, 4464, 4503, 4588, 4712, 4898, 5301, 5328, 5624, 5688, 5846, 6004, 6327, 6882, 7068, 7347, 8436, 8769, 9006, 9176, 9424, 9796, 10323, 10602, 11248, 11376, 11692, 12008, 12654, 13509, 13764, 14136, 14694, 16872, 17538, 18012, 18352, 19592, 20646, 21204, 21793, 22041, 23384, 24016, 25308, 26307, 27018, 27528, 28272, 29388, 33744, 35076, 36024, 39184, 41292, 42408, 43586, 44082, 46531, 46768, 50616, 52614, 54036, 55056, 55537, 58776, 65379, 70152, 72048, 82584, 84816, 87172, 88164, 90613, 93062, 101232, 105228, 108072, 111074, 117552, 130758, 139593, 140304, 165168, 166611, 174344, 176328, 181226, 186124, 196137, 210456, 216144, 222148, 261516, 271839, 279186, 333222, 348688, 352656, 362452, 372248, 392274, 418779, 420912, 444296, 499833, 523032, 543678, 558372, 666444, 724904, 744496, 784548, 815517, 837558, 888592, 999666, 1046064, 1087356, 1116744, 1332888, 1449808, 1569096, 1631034, 1675116, 1721647, 1999332, 2174712, 2233488, 2665776, 3138192, 3262068, 3350232, 3443294, 3998664, 4349424, 5164941, 6524136, 6700464, 6886588, 7997328, 10329882, 13048272, 13773176, 15494823, 20659764, 27546352, 30989646, 41319528, 61979292, 82639056, 123958584, 247917168]

約数ペア:

[(1, 247917168), (2, 123958584), (3, 82639056), (4, 61979292), (6, 41319528), (8, 30989646), (9, 27546352), (12, 20659764), (16, 15494823), (18, 13773176), (19, 13048272), (24, 10329882), (31, 7997328), (36, 6886588), (37, 6700464), (38, 6524136), (48, 5164941), (57, 4349424), (62, 3998664), (72, 3443294), (74, 3350232), (76, 3262068), (79, 3138192), (93, 2665776), (111, 2233488), (114, 2174712), (124, 1999332), (144, 1721647), (148, 1675116), (152, 1631034), (158, 1569096), (171, 1449808), (186, 1332888), (222, 1116744), (228, 1087356), (237, 1046064), (248, 999666), (279, 888592), (296, 837558), (304, 815517), (316, 784548), (333, 744496), (342, 724904), (372, 666444), (444, 558372), (456, 543678), (474, 523032), (496, 499833), (558, 444296), (589, 420912), (592, 418779), (632, 392274), (666, 372248), (684, 362452), (703, 352656), (711, 348688), (744, 333222), (888, 279186), (912, 271839), (948, 261516), (1116, 222148), (1147, 216144), (1178, 210456), (1264, 196137), (1332, 186124), (1368, 181226), (1406, 176328), (1422, 174344), (1488, 166611), (1501, 165168), (1767, 140304), (1776, 139593), (1896, 130758), (2109, 117552), (2232, 111074), (2294, 108072), (2356, 105228), (2449, 101232), (2664, 93062), (2736, 90613), (2812, 88164), (2844, 87172), (2923, 84816), (3002, 82584), (3441, 72048), (3534, 70152), (3792, 65379), (4218, 58776), (4464, 55537), (4503, 55056), (4588, 54036), (4712, 52614), (4898, 50616), (5301, 46768), (5328, 46531), (5624, 44082), (5688, 43586), (5846, 42408), (6004, 41292), (6327, 39184), (6882, 36024), (7068, 35076), (7347, 33744), (8436, 29388), (8769, 28272), (9006, 27528), (9176, 27018), (9424, 26307), (9796, 25308), (10323, 24016), (10602, 23384), (11248, 22041), (11376, 21793), (11692, 21204), (12008, 20646), (12654, 19592), (13509, 18352), (13764, 18012), (14136, 17538), (14694, 16872)]