20237089920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{9661}}^1$

素因数の和:10774

約数の個数: 128

約数和(自身を含む): 64571532480

約数和(自身を除く): 44334442560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1091, 1920, 2182, 3273, 4364, 5455, 6546, 8728, 9661, 10910, 13092, 16365, 17456, 19322, 21820, 26184, 28983, 32730, 34912, 38644, 43640, 48305, 52368, 57966, 65460, 69824, 77288, 87280, 96610, 104736, 115932, 130920, 139648, 144915, 154576, 174560, 193220, 209472, 231864, 261840, 289830, 309152, 349120, 386440, 418944, 463728, 523680, 579660, 618304, 698240, 772880, 927456, 1047360, 1159320, 1236608, 1545760, 1854912, 2094720, 2318640, 3091520, 3709824, 4637280, 6183040, 9274560, 10540151, 18549120, 21080302, 31620453, 42160604, 52700755, 63240906, 84321208, 105401510, 126481812, 158102265, 168642416, 210803020, 252963624, 316204530, 337284832, 421606040, 505927248, 632409060, 674569664, 843212080, 1011854496, 1264818120, 1349139328, 1686424160, 2023708992, 2529636240, 3372848320, 4047417984, 5059272480, 6745696640, 10118544960, 20237089920]

約数ペア:

[(1, 20237089920), (2, 10118544960), (3, 6745696640), (4, 5059272480), (5, 4047417984), (6, 3372848320), (8, 2529636240), (10, 2023708992), (12, 1686424160), (15, 1349139328), (16, 1264818120), (20, 1011854496), (24, 843212080), (30, 674569664), (32, 632409060), (40, 505927248), (48, 421606040), (60, 337284832), (64, 316204530), (80, 252963624), (96, 210803020), (120, 168642416), (128, 158102265), (160, 126481812), (192, 105401510), (240, 84321208), (320, 63240906), (384, 52700755), (480, 42160604), (640, 31620453), (960, 21080302), (1091, 18549120), (1920, 10540151), (2182, 9274560), (3273, 6183040), (4364, 4637280), (5455, 3709824), (6546, 3091520), (8728, 2318640), (9661, 2094720), (10910, 1854912), (13092, 1545760), (16365, 1236608), (17456, 1159320), (19322, 1047360), (21820, 927456), (26184, 772880), (28983, 698240), (32730, 618304), (34912, 579660), (38644, 523680), (43640, 463728), (48305, 418944), (52368, 386440), (57966, 349120), (65460, 309152), (69824, 289830), (77288, 261840), (87280, 231864), (96610, 209472), (104736, 193220), (115932, 174560), (130920, 154576), (139648, 144915)]