19892400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{137}}^1$

素因数の和:180

約数の個数: 180

約数和(自身を含む): 70552776

約数和(自身を除く): 50660376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 33, 40, 44, 48, 50, 55, 60, 66, 75, 80, 88, 100, 110, 120, 121, 132, 137, 150, 165, 176, 200, 220, 240, 242, 264, 274, 275, 300, 330, 363, 400, 411, 440, 484, 528, 548, 550, 600, 605, 660, 685, 726, 822, 825, 880, 968, 1096, 1100, 1200, 1210, 1320, 1370, 1452, 1507, 1644, 1650, 1815, 1936, 2055, 2192, 2200, 2420, 2640, 2740, 2904, 3014, 3025, 3288, 3300, 3425, 3630, 4110, 4400, 4521, 4840, 5480, 5808, 6028, 6050, 6576, 6600, 6850, 7260, 7535, 8220, 9042, 9075, 9680, 10275, 10960, 12056, 12100, 13200, 13700, 14520, 15070, 16440, 16577, 18084, 18150, 20550, 22605, 24112, 24200, 27400, 29040, 30140, 32880, 33154, 36168, 36300, 37675, 41100, 45210, 48400, 49731, 54800, 60280, 66308, 72336, 72600, 75350, 82200, 82885, 90420, 99462, 113025, 120560, 132616, 145200, 150700, 164400, 165770, 180840, 198924, 226050, 248655, 265232, 301400, 331540, 361680, 397848, 414425, 452100, 497310, 602800, 663080, 795696, 828850, 904200, 994620, 1243275, 1326160, 1657700, 1808400, 1989240, 2486550, 3315400, 3978480, 4973100, 6630800, 9946200, 19892400]

約数ペア:

[(1, 19892400), (2, 9946200), (3, 6630800), (4, 4973100), (5, 3978480), (6, 3315400), (8, 2486550), (10, 1989240), (11, 1808400), (12, 1657700), (15, 1326160), (16, 1243275), (20, 994620), (22, 904200), (24, 828850), (25, 795696), (30, 663080), (33, 602800), (40, 497310), (44, 452100), (48, 414425), (50, 397848), (55, 361680), (60, 331540), (66, 301400), (75, 265232), (80, 248655), (88, 226050), (100, 198924), (110, 180840), (120, 165770), (121, 164400), (132, 150700), (137, 145200), (150, 132616), (165, 120560), (176, 113025), (200, 99462), (220, 90420), (240, 82885), (242, 82200), (264, 75350), (274, 72600), (275, 72336), (300, 66308), (330, 60280), (363, 54800), (400, 49731), (411, 48400), (440, 45210), (484, 41100), (528, 37675), (548, 36300), (550, 36168), (600, 33154), (605, 32880), (660, 30140), (685, 29040), (726, 27400), (822, 24200), (825, 24112), (880, 22605), (968, 20550), (1096, 18150), (1100, 18084), (1200, 16577), (1210, 16440), (1320, 15070), (1370, 14520), (1452, 13700), (1507, 13200), (1644, 12100), (1650, 12056), (1815, 10960), (1936, 10275), (2055, 9680), (2192, 9075), (2200, 9042), (2420, 8220), (2640, 7535), (2740, 7260), (2904, 6850), (3014, 6600), (3025, 6576), (3288, 6050), (3300, 6028), (3425, 5808), (3630, 5480), (4110, 4840), (4400, 4521)]