906330880

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:323

約数の個数: 288

約数和(自身を含む): 2769113088

約数和(自身を除く): 1862782208

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 64, 65, 70, 80, 91, 104, 112, 124, 128, 130, 140, 155, 160, 182, 208, 217, 224, 248, 251, 256, 260, 280, 310, 320, 364, 403, 416, 434, 448, 455, 496, 502, 520, 560, 620, 640, 728, 806, 832, 868, 896, 910, 992, 1004, 1040, 1085, 1120, 1240, 1255, 1280, 1456, 1612, 1664, 1736, 1757, 1792, 1820, 1984, 2008, 2015, 2080, 2170, 2240, 2480, 2510, 2821, 2912, 3224, 3263, 3328, 3472, 3514, 3640, 3968, 4016, 4030, 4160, 4340, 4480, 4960, 5020, 5642, 5824, 6448, 6526, 6944, 7028, 7280, 7781, 7936, 8032, 8060, 8320, 8680, 8785, 8960, 9920, 10040, 11284, 11648, 12896, 13052, 13888, 14056, 14105, 14560, 15562, 16064, 16120, 16315, 16640, 17360, 17570, 19840, 20080, 22568, 22841, 23296, 25792, 26104, 27776, 28112, 28210, 29120, 31124, 32128, 32240, 32630, 34720, 35140, 38905, 39680, 40160, 45136, 45682, 51584, 52208, 54467, 55552, 56224, 56420, 58240, 62248, 64256, 64480, 65260, 69440, 70280, 77810, 80320, 90272, 91364, 101153, 103168, 104416, 108934, 112448, 112840, 114205, 116480, 124496, 128960, 130520, 138880, 140560, 155620, 160640, 180544, 182728, 202306, 208832, 217868, 224896, 225680, 228410, 248992, 257920, 261040, 272335, 277760, 281120, 311240, 321280, 361088, 365456, 404612, 417664, 435736, 449792, 451360, 456820, 497984, 505765, 515840, 522080, 544670, 562240, 622480, 708071, 722176, 730912, 809224, 835328, 871472, 902720, 913640, 995968, 1011530, 1044160, 1089340, 1124480, 1244960, 1416142, 1461824, 1618448, 1742944, 1805440, 1827280, 1991936, 2023060, 2088320, 2178680, 2248960, 2489920, 2832284, 2923648, 3236896, 3485888, 3540355, 3610880, 3654560, 4046120, 4176640, 4357360, 4979840, 5664568, 5847296, 6473792, 6971776, 7080710, 7309120, 8092240, 8714720, 9959680, 11329136, 12947584, 13943552, 14161420, 14618240, 16184480, 17429440, 22658272, 25895168, 28322840, 29236480, 32368960, 34858880, 45316544, 56645680, 64737920, 69717760, 90633088, 113291360, 129475840, 181266176, 226582720, 453165440, 906330880]

約数ペア:

[(1, 906330880), (2, 453165440), (4, 226582720), (5, 181266176), (7, 129475840), (8, 113291360), (10, 90633088), (13, 69717760), (14, 64737920), (16, 56645680), (20, 45316544), (26, 34858880), (28, 32368960), (31, 29236480), (32, 28322840), (35, 25895168), (40, 22658272), (52, 17429440), (56, 16184480), (62, 14618240), (64, 14161420), (65, 13943552), (70, 12947584), (80, 11329136), (91, 9959680), (104, 8714720), (112, 8092240), (124, 7309120), (128, 7080710), (130, 6971776), (140, 6473792), (155, 5847296), (160, 5664568), (182, 4979840), (208, 4357360), (217, 4176640), (224, 4046120), (248, 3654560), (251, 3610880), (256, 3540355), (260, 3485888), (280, 3236896), (310, 2923648), (320, 2832284), (364, 2489920), (403, 2248960), (416, 2178680), (434, 2088320), (448, 2023060), (455, 1991936), (496, 1827280), (502, 1805440), (520, 1742944), (560, 1618448), (620, 1461824), (640, 1416142), (728, 1244960), (806, 1124480), (832, 1089340), (868, 1044160), (896, 1011530), (910, 995968), (992, 913640), (1004, 902720), (1040, 871472), (1085, 835328), (1120, 809224), (1240, 730912), (1255, 722176), (1280, 708071), (1456, 622480), (1612, 562240), (1664, 544670), (1736, 522080), (1757, 515840), (1792, 505765), (1820, 497984), (1984, 456820), (2008, 451360), (2015, 449792), (2080, 435736), (2170, 417664), (2240, 404612), (2480, 365456), (2510, 361088), (2821, 321280), (2912, 311240), (3224, 281120), (3263, 277760), (3328, 272335), (3472, 261040), (3514, 257920), (3640, 248992), (3968, 228410), (4016, 225680), (4030, 224896), (4160, 217868), (4340, 208832), (4480, 202306), (4960, 182728), (5020, 180544), (5642, 160640), (5824, 155620), (6448, 140560), (6526, 138880), (6944, 130520), (7028, 128960), (7280, 124496), (7781, 116480), (7936, 114205), (8032, 112840), (8060, 112448), (8320, 108934), (8680, 104416), (8785, 103168), (8960, 101153), (9920, 91364), (10040, 90272), (11284, 80320), (11648, 77810), (12896, 70280), (13052, 69440), (13888, 65260), (14056, 64480), (14105, 64256), (14560, 62248), (15562, 58240), (16064, 56420), (16120, 56224), (16315, 55552), (16640, 54467), (17360, 52208), (17570, 51584), (19840, 45682), (20080, 45136), (22568, 40160), (22841, 39680), (23296, 38905), (25792, 35140), (26104, 34720), (27776, 32630), (28112, 32240), (28210, 32128), (29120, 31124)]