20902356720

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{37363}}^1$

素因数の和:37429

約数の個数: 320

約数和(自身を含む): 84508400640

約数和(自身を除く): 63606043920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 37, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 74, 80, 84, 90, 105, 108, 111, 112, 120, 126, 135, 140, 144, 148, 168, 180, 185, 189, 210, 216, 222, 240, 252, 259, 270, 280, 296, 315, 333, 336, 360, 370, 378, 420, 432, 444, 504, 518, 540, 555, 560, 592, 630, 666, 720, 740, 756, 777, 840, 888, 945, 999, 1008, 1036, 1080, 1110, 1260, 1295, 1332, 1480, 1512, 1554, 1665, 1680, 1776, 1890, 1998, 2072, 2160, 2220, 2331, 2520, 2590, 2664, 2960, 3024, 3108, 3330, 3780, 3885, 3996, 4144, 4440, 4662, 4995, 5040, 5180, 5328, 6216, 6660, 6993, 7560, 7770, 7992, 8880, 9324, 9990, 10360, 11655, 12432, 13320, 13986, 15120, 15540, 15984, 18648, 19980, 20720, 23310, 26640, 27972, 31080, 34965, 37296, 37363, 39960, 46620, 55944, 62160, 69930, 74726, 79920, 93240, 111888, 112089, 139860, 149452, 186480, 186815, 224178, 261541, 279720, 298904, 336267, 373630, 448356, 523082, 559440, 560445, 597808, 672534, 747260, 784623, 896712, 1008801, 1046164, 1120890, 1307705, 1345068, 1382431, 1494520, 1569246, 1681335, 1793424, 2017602, 2092328, 2241780, 2353869, 2615410, 2690136, 2764862, 2989040, 3138492, 3362670, 3923115, 4035204, 4147293, 4184656, 4483560, 4707738, 5044005, 5230820, 5380272, 5529724, 6276984, 6725340, 6912155, 7061607, 7846230, 8070408, 8294586, 8967120, 9415476, 9677017, 10088010, 10461640, 11059448, 11769345, 12441879, 12553968, 13450680, 13824310, 14123214, 15692460, 16140816, 16589172, 18830952, 19354034, 20176020, 20736465, 20923280, 22118896, 23538690, 24883758, 26901360, 27648620, 28246428, 29031051, 31384920, 33178344, 35308035, 37325637, 37661904, 38708068, 40352040, 41472930, 47077380, 48385085, 49767516, 55297240, 56492856, 58062102, 62209395, 62769840, 66356688, 70616070, 74651274, 77416136, 80704080, 82945860, 87093153, 94154760, 96770170, 99535032, 110594480, 112985712, 116124204, 124418790, 141232140, 145155255, 149302548, 154832272, 165891720, 174186306, 186628185, 188309520, 193540340, 199070064, 232248408, 248837580, 261279459, 282464280, 290310510, 298605096, 331783440, 348372612, 373256370, 387080680, 435465765, 464496816, 497675160, 522558918, 564928560, 580621020, 597210192, 696745224, 746512740, 774161360, 870931530, 995350320, 1045117836, 1161242040, 1306397295, 1393490448, 1493025480, 1741863060, 2090235672, 2322484080, 2612794590, 2986050960, 3483726120, 4180471344, 5225589180, 6967452240, 10451178360, 20902356720]

約数ペア:

[(1, 20902356720), (2, 10451178360), (3, 6967452240), (4, 5225589180), (5, 4180471344), (6, 3483726120), (7, 2986050960), (8, 2612794590), (9, 2322484080), (10, 2090235672), (12, 1741863060), (14, 1493025480), (15, 1393490448), (16, 1306397295), (18, 1161242040), (20, 1045117836), (21, 995350320), (24, 870931530), (27, 774161360), (28, 746512740), (30, 696745224), (35, 597210192), (36, 580621020), (37, 564928560), (40, 522558918), (42, 497675160), (45, 464496816), (48, 435465765), (54, 387080680), (56, 373256370), (60, 348372612), (63, 331783440), (70, 298605096), (72, 290310510), (74, 282464280), (80, 261279459), (84, 248837580), (90, 232248408), (105, 199070064), (108, 193540340), (111, 188309520), (112, 186628185), (120, 174186306), (126, 165891720), (135, 154832272), (140, 149302548), (144, 145155255), (148, 141232140), (168, 124418790), (180, 116124204), (185, 112985712), (189, 110594480), (210, 99535032), (216, 96770170), (222, 94154760), (240, 87093153), (252, 82945860), (259, 80704080), (270, 77416136), (280, 74651274), (296, 70616070), (315, 66356688), (333, 62769840), (336, 62209395), (360, 58062102), (370, 56492856), (378, 55297240), (420, 49767516), (432, 48385085), (444, 47077380), (504, 41472930), (518, 40352040), (540, 38708068), (555, 37661904), (560, 37325637), (592, 35308035), (630, 33178344), (666, 31384920), (720, 29031051), (740, 28246428), (756, 27648620), (777, 26901360), (840, 24883758), (888, 23538690), (945, 22118896), (999, 20923280), (1008, 20736465), (1036, 20176020), (1080, 19354034), (1110, 18830952), (1260, 16589172), (1295, 16140816), (1332, 15692460), (1480, 14123214), (1512, 13824310), (1554, 13450680), (1665, 12553968), (1680, 12441879), (1776, 11769345), (1890, 11059448), (1998, 10461640), (2072, 10088010), (2160, 9677017), (2220, 9415476), (2331, 8967120), (2520, 8294586), (2590, 8070408), (2664, 7846230), (2960, 7061607), (3024, 6912155), (3108, 6725340), (3330, 6276984), (3780, 5529724), (3885, 5380272), (3996, 5230820), (4144, 5044005), (4440, 4707738), (4662, 4483560), (4995, 4184656), (5040, 4147293), (5180, 4035204), (5328, 3923115), (6216, 3362670), (6660, 3138492), (6993, 2989040), (7560, 2764862), (7770, 2690136), (7992, 2615410), (8880, 2353869), (9324, 2241780), (9990, 2092328), (10360, 2017602), (11655, 1793424), (12432, 1681335), (13320, 1569246), (13986, 1494520), (15120, 1382431), (15540, 1345068), (15984, 1307705), (18648, 1120890), (19980, 1046164), (20720, 1008801), (23310, 896712), (26640, 784623), (27972, 747260), (31080, 672534), (34965, 597808), (37296, 560445), (37363, 559440), (39960, 523082), (46620, 448356), (55944, 373630), (62160, 336267), (69930, 298904), (74726, 279720), (79920, 261541), (93240, 224178), (111888, 186815), (112089, 186480), (139860, 149452)]