198900900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:252

約数の個数: 288

約数和(自身を含む): 720370560

約数和(自身を除く): 521469660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 27, 30, 33, 36, 37, 44, 45, 50, 54, 55, 60, 66, 74, 75, 90, 99, 100, 108, 110, 111, 132, 135, 148, 150, 165, 180, 181, 185, 198, 220, 222, 225, 270, 275, 297, 300, 330, 333, 362, 370, 396, 407, 444, 450, 495, 540, 543, 550, 555, 594, 660, 666, 675, 724, 740, 814, 825, 900, 905, 925, 990, 999, 1086, 1100, 1110, 1188, 1221, 1332, 1350, 1485, 1628, 1629, 1650, 1665, 1810, 1850, 1980, 1991, 1998, 2035, 2172, 2220, 2442, 2475, 2700, 2715, 2775, 2970, 3258, 3300, 3330, 3620, 3663, 3700, 3982, 3996, 4070, 4525, 4884, 4887, 4950, 4995, 5430, 5550, 5940, 5973, 6105, 6516, 6660, 6697, 7326, 7425, 7964, 8140, 8145, 8325, 9050, 9774, 9900, 9955, 9990, 10175, 10860, 10989, 11100, 11946, 12210, 13394, 13575, 14652, 14850, 16290, 16650, 17919, 18100, 18315, 19548, 19910, 19980, 20091, 20350, 21978, 23892, 24420, 24435, 24975, 26788, 27150, 29700, 29865, 30525, 32580, 33300, 33485, 35838, 36630, 39820, 40182, 40700, 40725, 43956, 48870, 49775, 49950, 53757, 54300, 54945, 59730, 60273, 61050, 66970, 71676, 73260, 73667, 80364, 81450, 89595, 91575, 97740, 99550, 99900, 100455, 107514, 109890, 119460, 120546, 122100, 122175, 133940, 147334, 149325, 162900, 167425, 179190, 180819, 183150, 199100, 200910, 215028, 219780, 221001, 241092, 244350, 268785, 274725, 294668, 298650, 301365, 334850, 358380, 361638, 366300, 368335, 401820, 442002, 447975, 488700, 502275, 537570, 549450, 597300, 602730, 663003, 669700, 723276, 736670, 884004, 895950, 904095, 1004550, 1075140, 1098900, 1105005, 1205460, 1326006, 1343925, 1473340, 1506825, 1791900, 1808190, 1841675, 1989009, 2009100, 2210010, 2652012, 2687850, 3013650, 3315015, 3616380, 3683350, 3978018, 4420020, 4520475, 5375700, 5525025, 6027300, 6630030, 7366700, 7956036, 9040950, 9945045, 11050050, 13260060, 16575075, 18081900, 19890090, 22100100, 33150150, 39780180, 49725225, 66300300, 99450450, 198900900]

約数ペア:

[(1, 198900900), (2, 99450450), (3, 66300300), (4, 49725225), (5, 39780180), (6, 33150150), (9, 22100100), (10, 19890090), (11, 18081900), (12, 16575075), (15, 13260060), (18, 11050050), (20, 9945045), (22, 9040950), (25, 7956036), (27, 7366700), (30, 6630030), (33, 6027300), (36, 5525025), (37, 5375700), (44, 4520475), (45, 4420020), (50, 3978018), (54, 3683350), (55, 3616380), (60, 3315015), (66, 3013650), (74, 2687850), (75, 2652012), (90, 2210010), (99, 2009100), (100, 1989009), (108, 1841675), (110, 1808190), (111, 1791900), (132, 1506825), (135, 1473340), (148, 1343925), (150, 1326006), (165, 1205460), (180, 1105005), (181, 1098900), (185, 1075140), (198, 1004550), (220, 904095), (222, 895950), (225, 884004), (270, 736670), (275, 723276), (297, 669700), (300, 663003), (330, 602730), (333, 597300), (362, 549450), (370, 537570), (396, 502275), (407, 488700), (444, 447975), (450, 442002), (495, 401820), (540, 368335), (543, 366300), (550, 361638), (555, 358380), (594, 334850), (660, 301365), (666, 298650), (675, 294668), (724, 274725), (740, 268785), (814, 244350), (825, 241092), (900, 221001), (905, 219780), (925, 215028), (990, 200910), (999, 199100), (1086, 183150), (1100, 180819), (1110, 179190), (1188, 167425), (1221, 162900), (1332, 149325), (1350, 147334), (1485, 133940), (1628, 122175), (1629, 122100), (1650, 120546), (1665, 119460), (1810, 109890), (1850, 107514), (1980, 100455), (1991, 99900), (1998, 99550), (2035, 97740), (2172, 91575), (2220, 89595), (2442, 81450), (2475, 80364), (2700, 73667), (2715, 73260), (2775, 71676), (2970, 66970), (3258, 61050), (3300, 60273), (3330, 59730), (3620, 54945), (3663, 54300), (3700, 53757), (3982, 49950), (3996, 49775), (4070, 48870), (4525, 43956), (4884, 40725), (4887, 40700), (4950, 40182), (4995, 39820), (5430, 36630), (5550, 35838), (5940, 33485), (5973, 33300), (6105, 32580), (6516, 30525), (6660, 29865), (6697, 29700), (7326, 27150), (7425, 26788), (7964, 24975), (8140, 24435), (8145, 24420), (8325, 23892), (9050, 21978), (9774, 20350), (9900, 20091), (9955, 19980), (9990, 19910), (10175, 19548), (10860, 18315), (10989, 18100), (11100, 17919), (11946, 16650), (12210, 16290), (13394, 14850), (13575, 14652)]