204535520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:233

約数の個数: 192

約数和(自身を含む): 587575296

約数和(自身を除く): 383039776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 43, 56, 62, 70, 80, 86, 112, 124, 137, 140, 155, 160, 172, 215, 217, 224, 248, 274, 280, 301, 310, 344, 430, 434, 496, 548, 560, 602, 620, 685, 688, 860, 868, 959, 992, 1085, 1096, 1120, 1204, 1240, 1333, 1370, 1376, 1505, 1720, 1736, 1918, 2170, 2192, 2408, 2480, 2666, 2740, 3010, 3440, 3472, 3836, 4247, 4340, 4384, 4795, 4816, 4960, 5332, 5480, 5891, 6020, 6665, 6880, 6944, 7672, 8494, 8680, 9331, 9590, 9632, 10664, 10960, 11782, 12040, 13330, 15344, 16988, 17360, 18662, 19180, 21235, 21328, 21920, 23564, 24080, 26660, 29455, 29729, 30688, 33976, 34720, 37324, 38360, 41237, 42470, 42656, 46655, 47128, 48160, 53320, 58910, 59458, 67952, 74648, 76720, 82474, 84940, 93310, 94256, 106640, 117820, 118916, 135904, 148645, 149296, 153440, 164948, 169880, 182621, 186620, 188512, 206185, 213280, 235640, 237832, 297290, 298592, 329896, 339760, 365242, 373240, 412370, 471280, 475664, 594580, 659792, 679520, 730484, 746480, 824740, 913105, 942560, 951328, 1189160, 1278347, 1319584, 1460968, 1492960, 1649480, 1826210, 2378320, 2556694, 2921936, 3298960, 3652420, 4756640, 5113388, 5843872, 6391735, 6597920, 7304840, 10226776, 12783470, 14609680, 20453552, 25566940, 29219360, 40907104, 51133880, 102267760, 204535520]

約数ペア:

[(1, 204535520), (2, 102267760), (4, 51133880), (5, 40907104), (7, 29219360), (8, 25566940), (10, 20453552), (14, 14609680), (16, 12783470), (20, 10226776), (28, 7304840), (31, 6597920), (32, 6391735), (35, 5843872), (40, 5113388), (43, 4756640), (56, 3652420), (62, 3298960), (70, 2921936), (80, 2556694), (86, 2378320), (112, 1826210), (124, 1649480), (137, 1492960), (140, 1460968), (155, 1319584), (160, 1278347), (172, 1189160), (215, 951328), (217, 942560), (224, 913105), (248, 824740), (274, 746480), (280, 730484), (301, 679520), (310, 659792), (344, 594580), (430, 475664), (434, 471280), (496, 412370), (548, 373240), (560, 365242), (602, 339760), (620, 329896), (685, 298592), (688, 297290), (860, 237832), (868, 235640), (959, 213280), (992, 206185), (1085, 188512), (1096, 186620), (1120, 182621), (1204, 169880), (1240, 164948), (1333, 153440), (1370, 149296), (1376, 148645), (1505, 135904), (1720, 118916), (1736, 117820), (1918, 106640), (2170, 94256), (2192, 93310), (2408, 84940), (2480, 82474), (2666, 76720), (2740, 74648), (3010, 67952), (3440, 59458), (3472, 58910), (3836, 53320), (4247, 48160), (4340, 47128), (4384, 46655), (4795, 42656), (4816, 42470), (4960, 41237), (5332, 38360), (5480, 37324), (5891, 34720), (6020, 33976), (6665, 30688), (6880, 29729), (6944, 29455), (7672, 26660), (8494, 24080), (8680, 23564), (9331, 21920), (9590, 21328), (9632, 21235), (10664, 19180), (10960, 18662), (11782, 17360), (12040, 16988), (13330, 15344)]