21512650680

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{5501}}^1$

素因数の和:5612

約数の個数: 320

約数和(自身を含む): 77652146880

約数和(自身を除く): 56139496200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 71, 72, 81, 85, 90, 102, 108, 120, 135, 136, 142, 153, 162, 170, 180, 204, 213, 216, 255, 270, 284, 306, 324, 340, 355, 360, 405, 408, 426, 459, 510, 540, 568, 612, 639, 648, 680, 710, 765, 810, 852, 918, 1020, 1065, 1080, 1207, 1224, 1278, 1377, 1420, 1530, 1620, 1704, 1836, 1917, 2040, 2130, 2295, 2414, 2556, 2754, 2840, 3060, 3195, 3240, 3621, 3672, 3834, 4260, 4590, 4828, 5112, 5501, 5508, 5751, 6035, 6120, 6390, 6885, 7242, 7668, 8520, 9180, 9585, 9656, 10863, 11002, 11016, 11502, 12070, 12780, 13770, 14484, 15336, 16503, 18105, 18360, 19170, 21726, 22004, 23004, 24140, 25560, 27505, 27540, 28755, 28968, 32589, 33006, 36210, 38340, 43452, 44008, 46008, 48280, 49509, 54315, 55010, 55080, 57510, 65178, 66012, 72420, 76680, 82515, 86904, 93517, 97767, 99018, 108630, 110020, 115020, 130356, 132024, 144840, 148527, 162945, 165030, 187034, 195534, 198036, 217260, 220040, 230040, 247545, 260712, 280551, 297054, 325890, 330060, 374068, 390571, 391068, 396072, 434520, 445581, 467585, 488835, 495090, 561102, 594108, 651780, 660120, 742635, 748136, 781142, 782136, 841653, 891162, 935170, 977670, 990180, 1122204, 1171713, 1188216, 1303560, 1402755, 1485270, 1562284, 1683306, 1782324, 1870340, 1952855, 1955340, 1980360, 2227905, 2244408, 2343426, 2524959, 2805510, 2970540, 3124568, 3366612, 3515139, 3564648, 3740680, 3905710, 3910680, 4208265, 4455810, 4686852, 5049918, 5611020, 5858565, 5941080, 6639707, 6733224, 7030278, 7574877, 7811420, 8416530, 8911620, 9373704, 10099836, 10545417, 11222040, 11717130, 12624795, 13279414, 14060556, 15149754, 15622840, 16833060, 17575695, 17823240, 19919121, 20199672, 21090834, 23434260, 25249590, 26558828, 28121112, 30299508, 31636251, 33198535, 33666120, 35151390, 37874385, 39838242, 42181668, 46868520, 50499180, 52727085, 53117656, 59757363, 60599016, 63272502, 66397070, 70302780, 75748770, 79676484, 84363336, 99595605, 100998360, 105454170, 119514726, 126545004, 132794140, 140605560, 151497540, 158181255, 159352968, 179272089, 199191210, 210908340, 239029452, 253090008, 265588280, 298786815, 302995080, 316362510, 358544178, 398382420, 421816680, 478058904, 537816267, 597573630, 632725020, 717088356, 796764840, 896360445, 1075632534, 1195147260, 1265450040, 1434176712, 1792720890, 2151265068, 2390294520, 2689081335, 3585441780, 4302530136, 5378162670, 7170883560, 10756325340, 21512650680]

約数ペア:

[(1, 21512650680), (2, 10756325340), (3, 7170883560), (4, 5378162670), (5, 4302530136), (6, 3585441780), (8, 2689081335), (9, 2390294520), (10, 2151265068), (12, 1792720890), (15, 1434176712), (17, 1265450040), (18, 1195147260), (20, 1075632534), (24, 896360445), (27, 796764840), (30, 717088356), (34, 632725020), (36, 597573630), (40, 537816267), (45, 478058904), (51, 421816680), (54, 398382420), (60, 358544178), (68, 316362510), (71, 302995080), (72, 298786815), (81, 265588280), (85, 253090008), (90, 239029452), (102, 210908340), (108, 199191210), (120, 179272089), (135, 159352968), (136, 158181255), (142, 151497540), (153, 140605560), (162, 132794140), (170, 126545004), (180, 119514726), (204, 105454170), (213, 100998360), (216, 99595605), (255, 84363336), (270, 79676484), (284, 75748770), (306, 70302780), (324, 66397070), (340, 63272502), (355, 60599016), (360, 59757363), (405, 53117656), (408, 52727085), (426, 50499180), (459, 46868520), (510, 42181668), (540, 39838242), (568, 37874385), (612, 35151390), (639, 33666120), (648, 33198535), (680, 31636251), (710, 30299508), (765, 28121112), (810, 26558828), (852, 25249590), (918, 23434260), (1020, 21090834), (1065, 20199672), (1080, 19919121), (1207, 17823240), (1224, 17575695), (1278, 16833060), (1377, 15622840), (1420, 15149754), (1530, 14060556), (1620, 13279414), (1704, 12624795), (1836, 11717130), (1917, 11222040), (2040, 10545417), (2130, 10099836), (2295, 9373704), (2414, 8911620), (2556, 8416530), (2754, 7811420), (2840, 7574877), (3060, 7030278), (3195, 6733224), (3240, 6639707), (3621, 5941080), (3672, 5858565), (3834, 5611020), (4260, 5049918), (4590, 4686852), (4828, 4455810), (5112, 4208265), (5501, 3910680), (5508, 3905710), (5751, 3740680), (6035, 3564648), (6120, 3515139), (6390, 3366612), (6885, 3124568), (7242, 2970540), (7668, 2805510), (8520, 2524959), (9180, 2343426), (9585, 2244408), (9656, 2227905), (10863, 1980360), (11002, 1955340), (11016, 1952855), (11502, 1870340), (12070, 1782324), (12780, 1683306), (13770, 1562284), (14484, 1485270), (15336, 1402755), (16503, 1303560), (18105, 1188216), (18360, 1171713), (19170, 1122204), (21726, 990180), (22004, 977670), (23004, 935170), (24140, 891162), (25560, 841653), (27505, 782136), (27540, 781142), (28755, 748136), (28968, 742635), (32589, 660120), (33006, 651780), (36210, 594108), (38340, 561102), (43452, 495090), (44008, 488835), (46008, 467585), (48280, 445581), (49509, 434520), (54315, 396072), (55010, 391068), (55080, 390571), (57510, 374068), (65178, 330060), (66012, 325890), (72420, 297054), (76680, 280551), (82515, 260712), (86904, 247545), (93517, 230040), (97767, 220040), (99018, 217260), (108630, 198036), (110020, 195534), (115020, 187034), (130356, 165030), (132024, 162945), (144840, 148527)]