68891040

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:492

約数の個数: 192

約数和(自身を含む): 248209920

約数和(自身を除く): 179318880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 96, 108, 111, 120, 135, 144, 148, 160, 180, 185, 216, 222, 240, 270, 288, 296, 333, 360, 370, 431, 432, 444, 480, 540, 555, 592, 666, 720, 740, 862, 864, 888, 999, 1080, 1110, 1184, 1293, 1332, 1440, 1480, 1665, 1724, 1776, 1998, 2155, 2160, 2220, 2586, 2664, 2960, 3330, 3448, 3552, 3879, 3996, 4310, 4320, 4440, 4995, 5172, 5328, 5920, 6465, 6660, 6896, 7758, 7992, 8620, 8880, 9990, 10344, 10656, 11637, 12930, 13320, 13792, 15516, 15947, 15984, 17240, 17760, 19395, 19980, 20688, 23274, 25860, 26640, 31032, 31894, 31968, 34480, 38790, 39960, 41376, 46548, 47841, 51720, 53280, 58185, 62064, 63788, 68960, 77580, 79735, 79920, 93096, 95682, 103440, 116370, 124128, 127576, 143523, 155160, 159470, 159840, 186192, 191364, 206880, 232740, 239205, 255152, 287046, 310320, 318940, 372384, 382728, 430569, 465480, 478410, 510304, 574092, 620640, 637880, 717615, 765456, 861138, 930960, 956820, 1148184, 1275760, 1435230, 1530912, 1722276, 1861920, 1913640, 2152845, 2296368, 2551520, 2870460, 3444552, 3827280, 4305690, 4592736, 5740920, 6889104, 7654560, 8611380, 11481840, 13778208, 17222760, 22963680, 34445520, 68891040]

約数ペア:

[(1, 68891040), (2, 34445520), (3, 22963680), (4, 17222760), (5, 13778208), (6, 11481840), (8, 8611380), (9, 7654560), (10, 6889104), (12, 5740920), (15, 4592736), (16, 4305690), (18, 3827280), (20, 3444552), (24, 2870460), (27, 2551520), (30, 2296368), (32, 2152845), (36, 1913640), (37, 1861920), (40, 1722276), (45, 1530912), (48, 1435230), (54, 1275760), (60, 1148184), (72, 956820), (74, 930960), (80, 861138), (90, 765456), (96, 717615), (108, 637880), (111, 620640), (120, 574092), (135, 510304), (144, 478410), (148, 465480), (160, 430569), (180, 382728), (185, 372384), (216, 318940), (222, 310320), (240, 287046), (270, 255152), (288, 239205), (296, 232740), (333, 206880), (360, 191364), (370, 186192), (431, 159840), (432, 159470), (444, 155160), (480, 143523), (540, 127576), (555, 124128), (592, 116370), (666, 103440), (720, 95682), (740, 93096), (862, 79920), (864, 79735), (888, 77580), (999, 68960), (1080, 63788), (1110, 62064), (1184, 58185), (1293, 53280), (1332, 51720), (1440, 47841), (1480, 46548), (1665, 41376), (1724, 39960), (1776, 38790), (1998, 34480), (2155, 31968), (2160, 31894), (2220, 31032), (2586, 26640), (2664, 25860), (2960, 23274), (3330, 20688), (3448, 19980), (3552, 19395), (3879, 17760), (3996, 17240), (4310, 15984), (4320, 15947), (4440, 15516), (4995, 13792), (5172, 13320), (5328, 12930), (5920, 11637), (6465, 10656), (6660, 10344), (6896, 9990), (7758, 8880), (7992, 8620)]