1938787440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{257}}^1$

素因数の和:376

約数の個数: 240

約数和(自身を含む): 6540572448

約数和(自身を除く): 4601785008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 43, 48, 51, 60, 68, 80, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 240, 255, 257, 258, 272, 340, 344, 408, 430, 510, 514, 516, 645, 680, 688, 731, 771, 816, 860, 1020, 1028, 1032, 1285, 1290, 1360, 1462, 1542, 1720, 1849, 2040, 2056, 2064, 2193, 2570, 2580, 2924, 3084, 3440, 3655, 3698, 3855, 4080, 4112, 4369, 4386, 5140, 5160, 5547, 5848, 6168, 7310, 7396, 7710, 8738, 8772, 9245, 10280, 10320, 10965, 11051, 11094, 11696, 12336, 13107, 14620, 14792, 15420, 17476, 17544, 18490, 20560, 21845, 21930, 22102, 22188, 26214, 27735, 29240, 29584, 30840, 31433, 33153, 34952, 35088, 36980, 43690, 43860, 44204, 44376, 52428, 55255, 55470, 58480, 61680, 62866, 65535, 66306, 69904, 73960, 87380, 87720, 88408, 88752, 94299, 104856, 110510, 110940, 125732, 131070, 132612, 147920, 157165, 165765, 174760, 175440, 176816, 187867, 188598, 209712, 221020, 221880, 251464, 262140, 265224, 314330, 331530, 349520, 375734, 377196, 442040, 443760, 471495, 475193, 502928, 524280, 530448, 563601, 628660, 663060, 751468, 754392, 884080, 939335, 942990, 950386, 1048560, 1127202, 1257320, 1326120, 1425579, 1502936, 1508784, 1878670, 1885980, 1900772, 2254404, 2375965, 2514640, 2652240, 2818005, 2851158, 3005872, 3757340, 3771960, 3801544, 4508808, 4751930, 5636010, 5702316, 7127895, 7514680, 7543920, 7603088, 8078281, 9017616, 9503860, 11272020, 11404632, 14255790, 15029360, 16156562, 19007720, 22544040, 22809264, 24234843, 28511580, 32313124, 38015440, 40391405, 45088080, 48469686, 57023160, 64626248, 80782810, 96939372, 114046320, 121174215, 129252496, 161565620, 193878744, 242348430, 323131240, 387757488, 484696860, 646262480, 969393720, 1938787440]

約数ペア:

[(1, 1938787440), (2, 969393720), (3, 646262480), (4, 484696860), (5, 387757488), (6, 323131240), (8, 242348430), (10, 193878744), (12, 161565620), (15, 129252496), (16, 121174215), (17, 114046320), (20, 96939372), (24, 80782810), (30, 64626248), (34, 57023160), (40, 48469686), (43, 45088080), (48, 40391405), (51, 38015440), (60, 32313124), (68, 28511580), (80, 24234843), (85, 22809264), (86, 22544040), (102, 19007720), (120, 16156562), (129, 15029360), (136, 14255790), (170, 11404632), (172, 11272020), (204, 9503860), (215, 9017616), (240, 8078281), (255, 7603088), (257, 7543920), (258, 7514680), (272, 7127895), (340, 5702316), (344, 5636010), (408, 4751930), (430, 4508808), (510, 3801544), (514, 3771960), (516, 3757340), (645, 3005872), (680, 2851158), (688, 2818005), (731, 2652240), (771, 2514640), (816, 2375965), (860, 2254404), (1020, 1900772), (1028, 1885980), (1032, 1878670), (1285, 1508784), (1290, 1502936), (1360, 1425579), (1462, 1326120), (1542, 1257320), (1720, 1127202), (1849, 1048560), (2040, 950386), (2056, 942990), (2064, 939335), (2193, 884080), (2570, 754392), (2580, 751468), (2924, 663060), (3084, 628660), (3440, 563601), (3655, 530448), (3698, 524280), (3855, 502928), (4080, 475193), (4112, 471495), (4369, 443760), (4386, 442040), (5140, 377196), (5160, 375734), (5547, 349520), (5848, 331530), (6168, 314330), (7310, 265224), (7396, 262140), (7710, 251464), (8738, 221880), (8772, 221020), (9245, 209712), (10280, 188598), (10320, 187867), (10965, 176816), (11051, 175440), (11094, 174760), (11696, 165765), (12336, 157165), (13107, 147920), (14620, 132612), (14792, 131070), (15420, 125732), (17476, 110940), (17544, 110510), (18490, 104856), (20560, 94299), (21845, 88752), (21930, 88408), (22102, 87720), (22188, 87380), (26214, 73960), (27735, 69904), (29240, 66306), (29584, 65535), (30840, 62866), (31433, 61680), (33153, 58480), (34952, 55470), (35088, 55255), (36980, 52428), (43690, 44376), (43860, 44204)]