290618800

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1091

約数の個数: 120

約数和(自身を含む): 752808960

約数和(自身を除く): 462190160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 31, 40, 46, 50, 62, 80, 92, 100, 115, 124, 155, 184, 200, 230, 248, 310, 368, 400, 460, 496, 575, 620, 713, 775, 920, 1019, 1150, 1240, 1426, 1550, 1840, 2038, 2300, 2480, 2852, 3100, 3565, 4076, 4600, 5095, 5704, 6200, 7130, 8152, 9200, 10190, 11408, 12400, 14260, 16304, 17825, 20380, 23437, 25475, 28520, 31589, 35650, 40760, 46874, 50950, 57040, 63178, 71300, 81520, 93748, 101900, 117185, 126356, 142600, 157945, 187496, 203800, 234370, 252712, 285200, 315890, 374992, 407600, 468740, 505424, 585925, 631780, 726547, 789725, 937480, 1171850, 1263560, 1453094, 1579450, 1874960, 2343700, 2527120, 2906188, 3158900, 3632735, 4687400, 5812376, 6317800, 7265470, 9374800, 11624752, 12635600, 14530940, 18163675, 29061880, 36327350, 58123760, 72654700, 145309400, 290618800]

約数ペア:

[(1, 290618800), (2, 145309400), (4, 72654700), (5, 58123760), (8, 36327350), (10, 29061880), (16, 18163675), (20, 14530940), (23, 12635600), (25, 11624752), (31, 9374800), (40, 7265470), (46, 6317800), (50, 5812376), (62, 4687400), (80, 3632735), (92, 3158900), (100, 2906188), (115, 2527120), (124, 2343700), (155, 1874960), (184, 1579450), (200, 1453094), (230, 1263560), (248, 1171850), (310, 937480), (368, 789725), (400, 726547), (460, 631780), (496, 585925), (575, 505424), (620, 468740), (713, 407600), (775, 374992), (920, 315890), (1019, 285200), (1150, 252712), (1240, 234370), (1426, 203800), (1550, 187496), (1840, 157945), (2038, 142600), (2300, 126356), (2480, 117185), (2852, 101900), (3100, 93748), (3565, 81520), (4076, 71300), (4600, 63178), (5095, 57040), (5704, 50950), (6200, 46874), (7130, 40760), (8152, 35650), (9200, 31589), (10190, 28520), (11408, 25475), (12400, 23437), (14260, 20380), (16304, 17825)]