19916721000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{18289}}^1$

素因数の和:18338

約数の個数: 288

約数和(自身を含む): 73998779400

約数和(自身を除く): 54082058400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 50, 55, 60, 66, 72, 75, 88, 90, 99, 100, 110, 120, 121, 125, 132, 150, 165, 180, 198, 200, 220, 225, 242, 250, 264, 275, 300, 330, 360, 363, 375, 396, 440, 450, 484, 495, 500, 550, 600, 605, 660, 726, 750, 792, 825, 900, 968, 990, 1000, 1089, 1100, 1125, 1210, 1320, 1375, 1452, 1500, 1650, 1800, 1815, 1980, 2178, 2200, 2250, 2420, 2475, 2750, 2904, 3000, 3025, 3300, 3630, 3960, 4125, 4356, 4500, 4840, 4950, 5445, 5500, 6050, 6600, 7260, 8250, 8712, 9000, 9075, 9900, 10890, 11000, 12100, 12375, 14520, 15125, 16500, 18150, 18289, 19800, 21780, 24200, 24750, 27225, 30250, 33000, 36300, 36578, 43560, 45375, 49500, 54450, 54867, 60500, 72600, 73156, 90750, 91445, 99000, 108900, 109734, 121000, 136125, 146312, 164601, 181500, 182890, 201179, 217800, 219468, 272250, 274335, 329202, 363000, 365780, 402358, 438936, 457225, 544500, 548670, 603537, 658404, 731560, 804716, 823005, 914450, 1005895, 1089000, 1097340, 1207074, 1316808, 1371675, 1609432, 1646010, 1810611, 1828900, 2011790, 2194680, 2212969, 2286125, 2414148, 2743350, 3017685, 3292020, 3621222, 3657800, 4023580, 4115025, 4425938, 4572250, 4828296, 5029475, 5486700, 6035370, 6584040, 6638907, 6858375, 7242444, 8047160, 8230050, 8851876, 9053055, 9144500, 10058950, 10973400, 11064845, 12070740, 13277814, 13716750, 14484888, 15088425, 16460100, 17703752, 18106110, 18289000, 19916721, 20117900, 20575125, 22129690, 24141480, 25147375, 26555628, 27433500, 30176850, 32920200, 33194535, 36212220, 39833442, 40235800, 41150250, 44259380, 45265275, 50294750, 53111256, 54867000, 55324225, 60353700, 66389070, 72424440, 75442125, 79666884, 82300500, 88518760, 90530550, 99583605, 100589500, 110648450, 120707400, 132778140, 150884250, 159333768, 164601000, 165972675, 181061100, 199167210, 201179000, 221296900, 226326375, 265556280, 276621125, 301768500, 331945350, 362122200, 398334420, 442593800, 452652750, 497918025, 553242250, 603537000, 663890700, 796668840, 829863375, 905305500, 995836050, 1106484500, 1327781400, 1659726750, 1810611000, 1991672100, 2212969000, 2489590125, 3319453500, 3983344200, 4979180250, 6638907000, 9958360500, 19916721000]

約数ペア:

[(1, 19916721000), (2, 9958360500), (3, 6638907000), (4, 4979180250), (5, 3983344200), (6, 3319453500), (8, 2489590125), (9, 2212969000), (10, 1991672100), (11, 1810611000), (12, 1659726750), (15, 1327781400), (18, 1106484500), (20, 995836050), (22, 905305500), (24, 829863375), (25, 796668840), (30, 663890700), (33, 603537000), (36, 553242250), (40, 497918025), (44, 452652750), (45, 442593800), (50, 398334420), (55, 362122200), (60, 331945350), (66, 301768500), (72, 276621125), (75, 265556280), (88, 226326375), (90, 221296900), (99, 201179000), (100, 199167210), (110, 181061100), (120, 165972675), (121, 164601000), (125, 159333768), (132, 150884250), (150, 132778140), (165, 120707400), (180, 110648450), (198, 100589500), (200, 99583605), (220, 90530550), (225, 88518760), (242, 82300500), (250, 79666884), (264, 75442125), (275, 72424440), (300, 66389070), (330, 60353700), (360, 55324225), (363, 54867000), (375, 53111256), (396, 50294750), (440, 45265275), (450, 44259380), (484, 41150250), (495, 40235800), (500, 39833442), (550, 36212220), (600, 33194535), (605, 32920200), (660, 30176850), (726, 27433500), (750, 26555628), (792, 25147375), (825, 24141480), (900, 22129690), (968, 20575125), (990, 20117900), (1000, 19916721), (1089, 18289000), (1100, 18106110), (1125, 17703752), (1210, 16460100), (1320, 15088425), (1375, 14484888), (1452, 13716750), (1500, 13277814), (1650, 12070740), (1800, 11064845), (1815, 10973400), (1980, 10058950), (2178, 9144500), (2200, 9053055), (2250, 8851876), (2420, 8230050), (2475, 8047160), (2750, 7242444), (2904, 6858375), (3000, 6638907), (3025, 6584040), (3300, 6035370), (3630, 5486700), (3960, 5029475), (4125, 4828296), (4356, 4572250), (4500, 4425938), (4840, 4115025), (4950, 4023580), (5445, 3657800), (5500, 3621222), (6050, 3292020), (6600, 3017685), (7260, 2743350), (8250, 2414148), (8712, 2286125), (9000, 2212969), (9075, 2194680), (9900, 2011790), (10890, 1828900), (11000, 1810611), (12100, 1646010), (12375, 1609432), (14520, 1371675), (15125, 1316808), (16500, 1207074), (18150, 1097340), (18289, 1089000), (19800, 1005895), (21780, 914450), (24200, 823005), (24750, 804716), (27225, 731560), (30250, 658404), (33000, 603537), (36300, 548670), (36578, 544500), (43560, 457225), (45375, 438936), (49500, 402358), (54450, 365780), (54867, 363000), (60500, 329202), (72600, 274335), (73156, 272250), (90750, 219468), (91445, 217800), (99000, 201179), (108900, 182890), (109734, 181500), (121000, 164601), (136125, 146312)]