1980577440

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12391}}^1$

素因数の和:12452

約数の個数: 192

約数和(自身を含む): 7119947520

約数和(自身を除く): 5139370080

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, 432, 444, 480, 540, 555, 592, 666, 720, 740, 864, 888, 999, 1080, 1110, 1184, 1332, 1440, 1480, 1665, 1776, 1998, 2160, 2220, 2664, 2960, 3330, 3552, 3996, 4320, 4440, 4995, 5328, 5920, 6660, 7992, 8880, 9990, 10656, 12391, 13320, 15984, 17760, 19980, 24782, 26640, 31968, 37173, 39960, 49564, 53280, 61955, 74346, 79920, 99128, 111519, 123910, 148692, 159840, 185865, 198256, 223038, 247820, 297384, 334557, 371730, 396512, 446076, 458467, 495640, 557595, 594768, 669114, 743460, 892152, 916934, 991280, 1115190, 1189536, 1338228, 1375401, 1486920, 1672785, 1784304, 1833868, 1982560, 2230380, 2292335, 2676456, 2750802, 2973840, 3345570, 3568608, 3667736, 4126203, 4460760, 4584670, 5352912, 5501604, 5947680, 6691140, 6877005, 7335472, 8252406, 8921520, 9169340, 10705824, 11003208, 12378609, 13382280, 13754010, 14670944, 16504812, 17843040, 18338680, 20631015, 22006416, 24757218, 26764560, 27508020, 33009624, 36677360, 41262030, 44012832, 49514436, 53529120, 55016040, 61893045, 66019248, 73354720, 82524060, 99028872, 110032080, 123786090, 132038496, 165048120, 198057744, 220064160, 247572180, 330096240, 396115488, 495144360, 660192480, 990288720, 1980577440]

約数ペア:

[(1, 1980577440), (2, 990288720), (3, 660192480), (4, 495144360), (5, 396115488), (6, 330096240), (8, 247572180), (9, 220064160), (10, 198057744), (12, 165048120), (15, 132038496), (16, 123786090), (18, 110032080), (20, 99028872), (24, 82524060), (27, 73354720), (30, 66019248), (32, 61893045), (36, 55016040), (37, 53529120), (40, 49514436), (45, 44012832), (48, 41262030), (54, 36677360), (60, 33009624), (72, 27508020), (74, 26764560), (80, 24757218), (90, 22006416), (96, 20631015), (108, 18338680), (111, 17843040), (120, 16504812), (135, 14670944), (144, 13754010), (148, 13382280), (160, 12378609), (180, 11003208), (185, 10705824), (216, 9169340), (222, 8921520), (240, 8252406), (270, 7335472), (288, 6877005), (296, 6691140), (333, 5947680), (360, 5501604), (370, 5352912), (432, 4584670), (444, 4460760), (480, 4126203), (540, 3667736), (555, 3568608), (592, 3345570), (666, 2973840), (720, 2750802), (740, 2676456), (864, 2292335), (888, 2230380), (999, 1982560), (1080, 1833868), (1110, 1784304), (1184, 1672785), (1332, 1486920), (1440, 1375401), (1480, 1338228), (1665, 1189536), (1776, 1115190), (1998, 991280), (2160, 916934), (2220, 892152), (2664, 743460), (2960, 669114), (3330, 594768), (3552, 557595), (3996, 495640), (4320, 458467), (4440, 446076), (4995, 396512), (5328, 371730), (5920, 334557), (6660, 297384), (7992, 247820), (8880, 223038), (9990, 198256), (10656, 185865), (12391, 159840), (13320, 148692), (15984, 123910), (17760, 111519), (19980, 99128), (24782, 79920), (26640, 74346), (31968, 61955), (37173, 53280), (39960, 49564)]