20394790920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{15299}}^1$

素因数の和:15369

約数の個数: 288

約数和(自身を含む): 79194024000

約数和(自身を除く): 58799233080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 115, 120, 126, 138, 140, 161, 168, 180, 184, 207, 210, 230, 252, 276, 280, 315, 322, 345, 360, 414, 420, 460, 483, 504, 529, 552, 630, 644, 690, 805, 828, 840, 920, 966, 1035, 1058, 1260, 1288, 1380, 1449, 1587, 1610, 1656, 1932, 2070, 2116, 2415, 2520, 2645, 2760, 2898, 3174, 3220, 3703, 3864, 4140, 4232, 4761, 4830, 5290, 5796, 6348, 6440, 7245, 7406, 7935, 8280, 9522, 9660, 10580, 11109, 11592, 12696, 14490, 14812, 15299, 15870, 18515, 19044, 19320, 21160, 22218, 23805, 28980, 29624, 30598, 31740, 33327, 37030, 38088, 44436, 45897, 47610, 55545, 57960, 61196, 63480, 66654, 74060, 76495, 88872, 91794, 95220, 107093, 111090, 122392, 133308, 137691, 148120, 152990, 166635, 183588, 190440, 214186, 222180, 229485, 266616, 275382, 305980, 321279, 333270, 351877, 367176, 428372, 444360, 458970, 535465, 550764, 611960, 642558, 666540, 688455, 703754, 856744, 917940, 963837, 1055631, 1070930, 1101528, 1285116, 1333080, 1376910, 1407508, 1606395, 1759385, 1835880, 1927674, 2111262, 2141860, 2463139, 2570232, 2753820, 2815016, 3166893, 3212790, 3518770, 3855348, 4222524, 4283720, 4819185, 4926278, 5278155, 5507640, 6333786, 6425580, 7037540, 7389417, 7710696, 8093171, 8445048, 9638370, 9852556, 10556310, 12315695, 12667572, 12851160, 14075080, 14778834, 15834465, 16186342, 19276740, 19705112, 21112620, 22168251, 24279513, 24631390, 25335144, 29557668, 31668930, 32372684, 36947085, 38553480, 40465855, 42225240, 44336502, 48559026, 49262780, 56652197, 59115336, 63337860, 64745368, 72838539, 73894170, 80931710, 88673004, 97118052, 98525560, 110841255, 113304394, 121397565, 126675720, 145677078, 147788340, 161863420, 169956591, 177346008, 194236104, 221682510, 226608788, 242795130, 283260985, 291354156, 295576680, 323726840, 339913182, 364192695, 443365020, 453217576, 485590260, 509869773, 566521970, 582708312, 679826364, 728385390, 849782955, 886730040, 971180520, 1019739546, 1133043940, 1359652728, 1456770780, 1699565910, 2039479092, 2266087880, 2549348865, 2913541560, 3399131820, 4078958184, 5098697730, 6798263640, 10197395460, 20394790920]

約数ペア:

[(1, 20394790920), (2, 10197395460), (3, 6798263640), (4, 5098697730), (5, 4078958184), (6, 3399131820), (7, 2913541560), (8, 2549348865), (9, 2266087880), (10, 2039479092), (12, 1699565910), (14, 1456770780), (15, 1359652728), (18, 1133043940), (20, 1019739546), (21, 971180520), (23, 886730040), (24, 849782955), (28, 728385390), (30, 679826364), (35, 582708312), (36, 566521970), (40, 509869773), (42, 485590260), (45, 453217576), (46, 443365020), (56, 364192695), (60, 339913182), (63, 323726840), (69, 295576680), (70, 291354156), (72, 283260985), (84, 242795130), (90, 226608788), (92, 221682510), (105, 194236104), (115, 177346008), (120, 169956591), (126, 161863420), (138, 147788340), (140, 145677078), (161, 126675720), (168, 121397565), (180, 113304394), (184, 110841255), (207, 98525560), (210, 97118052), (230, 88673004), (252, 80931710), (276, 73894170), (280, 72838539), (315, 64745368), (322, 63337860), (345, 59115336), (360, 56652197), (414, 49262780), (420, 48559026), (460, 44336502), (483, 42225240), (504, 40465855), (529, 38553480), (552, 36947085), (630, 32372684), (644, 31668930), (690, 29557668), (805, 25335144), (828, 24631390), (840, 24279513), (920, 22168251), (966, 21112620), (1035, 19705112), (1058, 19276740), (1260, 16186342), (1288, 15834465), (1380, 14778834), (1449, 14075080), (1587, 12851160), (1610, 12667572), (1656, 12315695), (1932, 10556310), (2070, 9852556), (2116, 9638370), (2415, 8445048), (2520, 8093171), (2645, 7710696), (2760, 7389417), (2898, 7037540), (3174, 6425580), (3220, 6333786), (3703, 5507640), (3864, 5278155), (4140, 4926278), (4232, 4819185), (4761, 4283720), (4830, 4222524), (5290, 3855348), (5796, 3518770), (6348, 3212790), (6440, 3166893), (7245, 2815016), (7406, 2753820), (7935, 2570232), (8280, 2463139), (9522, 2141860), (9660, 2111262), (10580, 1927674), (11109, 1835880), (11592, 1759385), (12696, 1606395), (14490, 1407508), (14812, 1376910), (15299, 1333080), (15870, 1285116), (18515, 1101528), (19044, 1070930), (19320, 1055631), (21160, 963837), (22218, 917940), (23805, 856744), (28980, 703754), (29624, 688455), (30598, 666540), (31740, 642558), (33327, 611960), (37030, 550764), (38088, 535465), (44436, 458970), (45897, 444360), (47610, 428372), (55545, 367176), (57960, 351877), (61196, 333270), (63480, 321279), (66654, 305980), (74060, 275382), (76495, 266616), (88872, 229485), (91794, 222180), (95220, 214186), (107093, 190440), (111090, 183588), (122392, 166635), (133308, 152990), (137691, 148120)]