376384640

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:422

約数の個数: 128

約数和(自身を含む): 947082240

約数和(自身を除く): 570697600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 61, 62, 64, 80, 122, 124, 128, 155, 160, 244, 248, 305, 310, 311, 320, 488, 496, 610, 620, 622, 640, 976, 992, 1220, 1240, 1244, 1555, 1891, 1952, 1984, 2440, 2480, 2488, 3110, 3782, 3904, 3968, 4880, 4960, 4976, 6220, 7564, 7808, 9455, 9641, 9760, 9920, 9952, 12440, 15128, 18910, 18971, 19282, 19520, 19840, 19904, 24880, 30256, 37820, 37942, 38564, 39040, 39808, 48205, 49760, 60512, 75640, 75884, 77128, 94855, 96410, 99520, 121024, 151280, 151768, 154256, 189710, 192820, 199040, 242048, 302560, 303536, 308512, 379420, 385640, 588101, 605120, 607072, 617024, 758840, 771280, 1176202, 1210240, 1214144, 1234048, 1517680, 1542560, 2352404, 2428288, 2940505, 3035360, 3085120, 4704808, 5881010, 6070720, 6170240, 9409616, 11762020, 12141440, 18819232, 23524040, 37638464, 47048080, 75276928, 94096160, 188192320, 376384640]

約数ペア:

[(1, 376384640), (2, 188192320), (4, 94096160), (5, 75276928), (8, 47048080), (10, 37638464), (16, 23524040), (20, 18819232), (31, 12141440), (32, 11762020), (40, 9409616), (61, 6170240), (62, 6070720), (64, 5881010), (80, 4704808), (122, 3085120), (124, 3035360), (128, 2940505), (155, 2428288), (160, 2352404), (244, 1542560), (248, 1517680), (305, 1234048), (310, 1214144), (311, 1210240), (320, 1176202), (488, 771280), (496, 758840), (610, 617024), (620, 607072), (622, 605120), (640, 588101), (976, 385640), (992, 379420), (1220, 308512), (1240, 303536), (1244, 302560), (1555, 242048), (1891, 199040), (1952, 192820), (1984, 189710), (2440, 154256), (2480, 151768), (2488, 151280), (3110, 121024), (3782, 99520), (3904, 96410), (3968, 94855), (4880, 77128), (4960, 75884), (4976, 75640), (6220, 60512), (7564, 49760), (7808, 48205), (9455, 39808), (9641, 39040), (9760, 38564), (9920, 37942), (9952, 37820), (12440, 30256), (15128, 24880), (18910, 19904), (18971, 19840), (19282, 19520)]