1998497280

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:617

約数の個数: 320

約数和(自身を含む): 7079421888

約数和(自身を除く): 5080924608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 37, 39, 40, 48, 52, 60, 64, 65, 74, 78, 80, 96, 104, 111, 120, 128, 130, 148, 156, 160, 185, 192, 195, 208, 222, 240, 256, 260, 296, 312, 320, 370, 384, 390, 416, 444, 480, 481, 512, 520, 541, 555, 592, 624, 640, 740, 768, 780, 832, 888, 960, 962, 1040, 1082, 1110, 1184, 1248, 1280, 1443, 1480, 1536, 1560, 1623, 1664, 1776, 1920, 1924, 2080, 2164, 2220, 2368, 2405, 2496, 2560, 2705, 2886, 2960, 3120, 3246, 3328, 3552, 3840, 3848, 4160, 4328, 4440, 4736, 4810, 4992, 5410, 5772, 5920, 6240, 6492, 6656, 7033, 7104, 7215, 7680, 7696, 8115, 8320, 8656, 8880, 9472, 9620, 9984, 10820, 11544, 11840, 12480, 12984, 14066, 14208, 14430, 15392, 16230, 16640, 17312, 17760, 18944, 19240, 19968, 20017, 21099, 21640, 23088, 23680, 24960, 25968, 28132, 28416, 28860, 30784, 32460, 33280, 34624, 35165, 35520, 38480, 40034, 42198, 43280, 46176, 47360, 49920, 51936, 56264, 56832, 57720, 60051, 61568, 64920, 69248, 70330, 71040, 76960, 80068, 84396, 86560, 92352, 94720, 99840, 100085, 103872, 105495, 112528, 115440, 120102, 123136, 129840, 138496, 140660, 142080, 153920, 160136, 168792, 173120, 184704, 200170, 207744, 210990, 225056, 230880, 240204, 246272, 259680, 260221, 276992, 281320, 284160, 300255, 307840, 320272, 337584, 346240, 369408, 400340, 415488, 421980, 450112, 461760, 480408, 519360, 520442, 562640, 600510, 615680, 640544, 675168, 692480, 738816, 780663, 800680, 830976, 843960, 900224, 923520, 960816, 1038720, 1040884, 1125280, 1201020, 1231360, 1281088, 1301105, 1350336, 1384960, 1561326, 1601360, 1687920, 1800448, 1847040, 1921632, 2077440, 2081768, 2250560, 2402040, 2562176, 2602210, 2700672, 3122652, 3202720, 3375840, 3600896, 3694080, 3843264, 3903315, 4154880, 4163536, 4501120, 4804080, 5124352, 5204420, 5401344, 6245304, 6405440, 6751680, 7686528, 7806630, 8327072, 9002240, 9608160, 10248704, 10408840, 10802688, 12490608, 12810880, 13503360, 15373056, 15613260, 16654144, 18004480, 19216320, 20817680, 24981216, 25621760, 27006720, 30746112, 31226520, 33308288, 38432640, 41635360, 49962432, 51243520, 54013440, 62453040, 66616576, 76865280, 83270720, 99924864, 124906080, 133233152, 153730560, 166541440, 199849728, 249812160, 333082880, 399699456, 499624320, 666165760, 999248640, 1998497280]

約数ペア:

[(1, 1998497280), (2, 999248640), (3, 666165760), (4, 499624320), (5, 399699456), (6, 333082880), (8, 249812160), (10, 199849728), (12, 166541440), (13, 153730560), (15, 133233152), (16, 124906080), (20, 99924864), (24, 83270720), (26, 76865280), (30, 66616576), (32, 62453040), (37, 54013440), (39, 51243520), (40, 49962432), (48, 41635360), (52, 38432640), (60, 33308288), (64, 31226520), (65, 30746112), (74, 27006720), (78, 25621760), (80, 24981216), (96, 20817680), (104, 19216320), (111, 18004480), (120, 16654144), (128, 15613260), (130, 15373056), (148, 13503360), (156, 12810880), (160, 12490608), (185, 10802688), (192, 10408840), (195, 10248704), (208, 9608160), (222, 9002240), (240, 8327072), (256, 7806630), (260, 7686528), (296, 6751680), (312, 6405440), (320, 6245304), (370, 5401344), (384, 5204420), (390, 5124352), (416, 4804080), (444, 4501120), (480, 4163536), (481, 4154880), (512, 3903315), (520, 3843264), (541, 3694080), (555, 3600896), (592, 3375840), (624, 3202720), (640, 3122652), (740, 2700672), (768, 2602210), (780, 2562176), (832, 2402040), (888, 2250560), (960, 2081768), (962, 2077440), (1040, 1921632), (1082, 1847040), (1110, 1800448), (1184, 1687920), (1248, 1601360), (1280, 1561326), (1443, 1384960), (1480, 1350336), (1536, 1301105), (1560, 1281088), (1623, 1231360), (1664, 1201020), (1776, 1125280), (1920, 1040884), (1924, 1038720), (2080, 960816), (2164, 923520), (2220, 900224), (2368, 843960), (2405, 830976), (2496, 800680), (2560, 780663), (2705, 738816), (2886, 692480), (2960, 675168), (3120, 640544), (3246, 615680), (3328, 600510), (3552, 562640), (3840, 520442), (3848, 519360), (4160, 480408), (4328, 461760), (4440, 450112), (4736, 421980), (4810, 415488), (4992, 400340), (5410, 369408), (5772, 346240), (5920, 337584), (6240, 320272), (6492, 307840), (6656, 300255), (7033, 284160), (7104, 281320), (7215, 276992), (7680, 260221), (7696, 259680), (8115, 246272), (8320, 240204), (8656, 230880), (8880, 225056), (9472, 210990), (9620, 207744), (9984, 200170), (10820, 184704), (11544, 173120), (11840, 168792), (12480, 160136), (12984, 153920), (14066, 142080), (14208, 140660), (14430, 138496), (15392, 129840), (16230, 123136), (16640, 120102), (17312, 115440), (17760, 112528), (18944, 105495), (19240, 103872), (19968, 100085), (20017, 99840), (21099, 94720), (21640, 92352), (23088, 86560), (23680, 84396), (24960, 80068), (25968, 76960), (28132, 71040), (28416, 70330), (28860, 69248), (30784, 64920), (32460, 61568), (33280, 60051), (34624, 57720), (35165, 56832), (35520, 56264), (38480, 51936), (40034, 49920), (42198, 47360), (43280, 46176)]