315971520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1019}}^1$

素因数の和:1075

約数の個数: 224

約数和(自身を含む): 1119225600

約数和(自身を除く): 803254080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 64, 68, 76, 80, 85, 95, 96, 102, 114, 120, 136, 152, 160, 170, 190, 192, 204, 228, 240, 255, 272, 285, 304, 320, 323, 340, 380, 408, 456, 480, 510, 544, 570, 608, 646, 680, 760, 816, 912, 960, 969, 1019, 1020, 1088, 1140, 1216, 1292, 1360, 1520, 1615, 1632, 1824, 1938, 2038, 2040, 2280, 2584, 2720, 3040, 3057, 3230, 3264, 3648, 3876, 4076, 4080, 4560, 4845, 5095, 5168, 5440, 6080, 6114, 6460, 7752, 8152, 8160, 9120, 9690, 10190, 10336, 12228, 12920, 15285, 15504, 16304, 16320, 17323, 18240, 19361, 19380, 20380, 20672, 24456, 25840, 30570, 31008, 32608, 34646, 38722, 38760, 40760, 48912, 51680, 51969, 58083, 61140, 62016, 65216, 69292, 77444, 77520, 81520, 86615, 96805, 97824, 103360, 103938, 116166, 122280, 138584, 154888, 155040, 163040, 173230, 193610, 195648, 207876, 232332, 244560, 259845, 277168, 290415, 309776, 310080, 326080, 329137, 346460, 387220, 415752, 464664, 489120, 519690, 554336, 580830, 619552, 658274, 692920, 774440, 831504, 929328, 978240, 987411, 1039380, 1108672, 1161660, 1239104, 1316548, 1385840, 1548880, 1645685, 1663008, 1858656, 1974822, 2078760, 2323320, 2633096, 2771680, 3097760, 3291370, 3326016, 3717312, 3949644, 4157520, 4646640, 4937055, 5266192, 5543360, 6195520, 6582740, 7899288, 8315040, 9293280, 9874110, 10532384, 13165480, 15798576, 16630080, 18586560, 19748220, 21064768, 26330960, 31597152, 39496440, 52661920, 63194304, 78992880, 105323840, 157985760, 315971520]

約数ペア:

[(1, 315971520), (2, 157985760), (3, 105323840), (4, 78992880), (5, 63194304), (6, 52661920), (8, 39496440), (10, 31597152), (12, 26330960), (15, 21064768), (16, 19748220), (17, 18586560), (19, 16630080), (20, 15798576), (24, 13165480), (30, 10532384), (32, 9874110), (34, 9293280), (38, 8315040), (40, 7899288), (48, 6582740), (51, 6195520), (57, 5543360), (60, 5266192), (64, 4937055), (68, 4646640), (76, 4157520), (80, 3949644), (85, 3717312), (95, 3326016), (96, 3291370), (102, 3097760), (114, 2771680), (120, 2633096), (136, 2323320), (152, 2078760), (160, 1974822), (170, 1858656), (190, 1663008), (192, 1645685), (204, 1548880), (228, 1385840), (240, 1316548), (255, 1239104), (272, 1161660), (285, 1108672), (304, 1039380), (320, 987411), (323, 978240), (340, 929328), (380, 831504), (408, 774440), (456, 692920), (480, 658274), (510, 619552), (544, 580830), (570, 554336), (608, 519690), (646, 489120), (680, 464664), (760, 415752), (816, 387220), (912, 346460), (960, 329137), (969, 326080), (1019, 310080), (1020, 309776), (1088, 290415), (1140, 277168), (1216, 259845), (1292, 244560), (1360, 232332), (1520, 207876), (1615, 195648), (1632, 193610), (1824, 173230), (1938, 163040), (2038, 155040), (2040, 154888), (2280, 138584), (2584, 122280), (2720, 116166), (3040, 103938), (3057, 103360), (3230, 97824), (3264, 96805), (3648, 86615), (3876, 81520), (4076, 77520), (4080, 77444), (4560, 69292), (4845, 65216), (5095, 62016), (5168, 61140), (5440, 58083), (6080, 51969), (6114, 51680), (6460, 48912), (7752, 40760), (8152, 38760), (8160, 38722), (9120, 34646), (9690, 32608), (10190, 31008), (10336, 30570), (12228, 25840), (12920, 24456), (15285, 20672), (15504, 20380), (16304, 19380), (16320, 19361), (17323, 18240)]