400480200

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{59}}^1\times {\mathrm{419}}^1$

素因数の和:506

約数の個数: 240

約数和(自身を含む): 1417878000

約数和(自身を除く): 1017397800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 59, 60, 72, 75, 81, 90, 100, 108, 118, 120, 135, 150, 162, 177, 180, 200, 216, 225, 236, 270, 295, 300, 324, 354, 360, 405, 419, 450, 472, 531, 540, 590, 600, 648, 675, 708, 810, 838, 885, 900, 1062, 1080, 1180, 1257, 1350, 1416, 1475, 1593, 1620, 1676, 1770, 1800, 2025, 2095, 2124, 2360, 2514, 2655, 2700, 2950, 3186, 3240, 3352, 3540, 3771, 4050, 4190, 4248, 4425, 4779, 5028, 5310, 5400, 5900, 6285, 6372, 7080, 7542, 7965, 8100, 8380, 8850, 9558, 10056, 10475, 10620, 11313, 11800, 12570, 12744, 13275, 15084, 15930, 16200, 16760, 17700, 18855, 19116, 20950, 21240, 22626, 23895, 24721, 25140, 26550, 30168, 31425, 31860, 33939, 35400, 37710, 38232, 39825, 41900, 45252, 47790, 49442, 50280, 53100, 56565, 62850, 63720, 67878, 74163, 75420, 79650, 83800, 90504, 94275, 95580, 98884, 106200, 113130, 119475, 123605, 125700, 135756, 148326, 150840, 159300, 169695, 188550, 191160, 197768, 222489, 226260, 238950, 247210, 251400, 271512, 282825, 296652, 318600, 339390, 370815, 377100, 444978, 452520, 477900, 494420, 565650, 593304, 618025, 667467, 678780, 741630, 754200, 848475, 889956, 955800, 988840, 1112445, 1131300, 1236050, 1334934, 1357560, 1483260, 1696950, 1779912, 1854075, 2002401, 2224890, 2262600, 2472100, 2669868, 2966520, 3337335, 3393900, 3708150, 4004802, 4449780, 4944200, 5339736, 5562225, 6674670, 6787800, 7416300, 8009604, 8899560, 10012005, 11124450, 13349340, 14832600, 16019208, 16686675, 20024010, 22248900, 26698680, 33373350, 40048020, 44497800, 50060025, 66746700, 80096040, 100120050, 133493400, 200240100, 400480200]

約数ペア:

[(1, 400480200), (2, 200240100), (3, 133493400), (4, 100120050), (5, 80096040), (6, 66746700), (8, 50060025), (9, 44497800), (10, 40048020), (12, 33373350), (15, 26698680), (18, 22248900), (20, 20024010), (24, 16686675), (25, 16019208), (27, 14832600), (30, 13349340), (36, 11124450), (40, 10012005), (45, 8899560), (50, 8009604), (54, 7416300), (59, 6787800), (60, 6674670), (72, 5562225), (75, 5339736), (81, 4944200), (90, 4449780), (100, 4004802), (108, 3708150), (118, 3393900), (120, 3337335), (135, 2966520), (150, 2669868), (162, 2472100), (177, 2262600), (180, 2224890), (200, 2002401), (216, 1854075), (225, 1779912), (236, 1696950), (270, 1483260), (295, 1357560), (300, 1334934), (324, 1236050), (354, 1131300), (360, 1112445), (405, 988840), (419, 955800), (450, 889956), (472, 848475), (531, 754200), (540, 741630), (590, 678780), (600, 667467), (648, 618025), (675, 593304), (708, 565650), (810, 494420), (838, 477900), (885, 452520), (900, 444978), (1062, 377100), (1080, 370815), (1180, 339390), (1257, 318600), (1350, 296652), (1416, 282825), (1475, 271512), (1593, 251400), (1620, 247210), (1676, 238950), (1770, 226260), (1800, 222489), (2025, 197768), (2095, 191160), (2124, 188550), (2360, 169695), (2514, 159300), (2655, 150840), (2700, 148326), (2950, 135756), (3186, 125700), (3240, 123605), (3352, 119475), (3540, 113130), (3771, 106200), (4050, 98884), (4190, 95580), (4248, 94275), (4425, 90504), (4779, 83800), (5028, 79650), (5310, 75420), (5400, 74163), (5900, 67878), (6285, 63720), (6372, 62850), (7080, 56565), (7542, 53100), (7965, 50280), (8100, 49442), (8380, 47790), (8850, 45252), (9558, 41900), (10056, 39825), (10475, 38232), (10620, 37710), (11313, 35400), (11800, 33939), (12570, 31860), (12744, 31425), (13275, 30168), (15084, 26550), (15930, 25140), (16200, 24721), (16760, 23895), (17700, 22626), (18855, 21240), (19116, 20950)]