20405299320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{877}}^1\times {\mathrm{1319}}^1$

素因数の和:2227

約数の個数: 288

約数和(自身を含む): 77291042400

約数和(自身を除く): 56885743080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 877, 882, 980, 1176, 1260, 1319, 1470, 1754, 1764, 1960, 2205, 2520, 2631, 2638, 2940, 3508, 3528, 3957, 4385, 4410, 5262, 5276, 5880, 6139, 6595, 7016, 7893, 7914, 8770, 8820, 9233, 10524, 10552, 11871, 12278, 13155, 13190, 15786, 15828, 17540, 17640, 18417, 18466, 19785, 21048, 23742, 24556, 26310, 26380, 27699, 30695, 31572, 31656, 35080, 36834, 36932, 39465, 39570, 42973, 46165, 47484, 49112, 52620, 52760, 55251, 55398, 59355, 61390, 63144, 64631, 73668, 73864, 78930, 79140, 83097, 85946, 92085, 92330, 94968, 105240, 110502, 110796, 118710, 122780, 128919, 129262, 138495, 147336, 157860, 158280, 166194, 171892, 184170, 184660, 193893, 214865, 221004, 221592, 237420, 245560, 257838, 258524, 276255, 276990, 315720, 323155, 332388, 343784, 368340, 369320, 386757, 387786, 415485, 429730, 442008, 474840, 515676, 517048, 552510, 553980, 581679, 644595, 646310, 664776, 736680, 773514, 775572, 830970, 859460, 969465, 1031352, 1105020, 1107960, 1156763, 1163358, 1289190, 1292620, 1547028, 1551144, 1661940, 1718920, 1933785, 1938930, 2210040, 2313526, 2326716, 2578380, 2585240, 2908395, 3094056, 3323880, 3470289, 3867570, 3877860, 4627052, 4653432, 5156760, 5783815, 5816790, 6940578, 7735140, 7755720, 8097341, 9254104, 10410867, 11567630, 11633580, 13881156, 15470280, 16194682, 17351445, 20821734, 23135260, 23267160, 24292023, 27762312, 32389364, 34702890, 40486705, 41643468, 46270520, 48584046, 52054335, 56681387, 64778728, 69405780, 72876069, 80973410, 83286936, 97168092, 104108670, 113362774, 121460115, 138811560, 145752138, 161946820, 170044161, 194336184, 208217340, 226725548, 242920230, 283406935, 291504276, 323893640, 340088322, 364380345, 416434680, 453451096, 485840460, 510132483, 566813870, 583008552, 680176644, 728760690, 850220805, 971680920, 1020264966, 1133627740, 1360353288, 1457521380, 1700441610, 2040529932, 2267255480, 2550662415, 2915042760, 3400883220, 4081059864, 5101324830, 6801766440, 10202649660, 20405299320]

約数ペア:

[(1, 20405299320), (2, 10202649660), (3, 6801766440), (4, 5101324830), (5, 4081059864), (6, 3400883220), (7, 2915042760), (8, 2550662415), (9, 2267255480), (10, 2040529932), (12, 1700441610), (14, 1457521380), (15, 1360353288), (18, 1133627740), (20, 1020264966), (21, 971680920), (24, 850220805), (28, 728760690), (30, 680176644), (35, 583008552), (36, 566813870), (40, 510132483), (42, 485840460), (45, 453451096), (49, 416434680), (56, 364380345), (60, 340088322), (63, 323893640), (70, 291504276), (72, 283406935), (84, 242920230), (90, 226725548), (98, 208217340), (105, 194336184), (120, 170044161), (126, 161946820), (140, 145752138), (147, 138811560), (168, 121460115), (180, 113362774), (196, 104108670), (210, 97168092), (245, 83286936), (252, 80973410), (280, 72876069), (294, 69405780), (315, 64778728), (360, 56681387), (392, 52054335), (420, 48584046), (441, 46270520), (490, 41643468), (504, 40486705), (588, 34702890), (630, 32389364), (735, 27762312), (840, 24292023), (877, 23267160), (882, 23135260), (980, 20821734), (1176, 17351445), (1260, 16194682), (1319, 15470280), (1470, 13881156), (1754, 11633580), (1764, 11567630), (1960, 10410867), (2205, 9254104), (2520, 8097341), (2631, 7755720), (2638, 7735140), (2940, 6940578), (3508, 5816790), (3528, 5783815), (3957, 5156760), (4385, 4653432), (4410, 4627052), (5262, 3877860), (5276, 3867570), (5880, 3470289), (6139, 3323880), (6595, 3094056), (7016, 2908395), (7893, 2585240), (7914, 2578380), (8770, 2326716), (8820, 2313526), (9233, 2210040), (10524, 1938930), (10552, 1933785), (11871, 1718920), (12278, 1661940), (13155, 1551144), (13190, 1547028), (15786, 1292620), (15828, 1289190), (17540, 1163358), (17640, 1156763), (18417, 1107960), (18466, 1105020), (19785, 1031352), (21048, 969465), (23742, 859460), (24556, 830970), (26310, 775572), (26380, 773514), (27699, 736680), (30695, 664776), (31572, 646310), (31656, 644595), (35080, 581679), (36834, 553980), (36932, 552510), (39465, 517048), (39570, 515676), (42973, 474840), (46165, 442008), (47484, 429730), (49112, 415485), (52620, 387786), (52760, 386757), (55251, 369320), (55398, 368340), (59355, 343784), (61390, 332388), (63144, 323155), (64631, 315720), (73668, 276990), (73864, 276255), (78930, 258524), (79140, 257838), (83097, 245560), (85946, 237420), (92085, 221592), (92330, 221004), (94968, 214865), (105240, 193893), (110502, 184660), (110796, 184170), (118710, 171892), (122780, 166194), (128919, 158280), (129262, 157860), (138495, 147336)]