31071040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:145

約数の個数: 224

約数和(自身を含む): 100364544

約数和(自身を除く): 69293504

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 97, 104, 110, 112, 130, 140, 143, 154, 160, 176, 182, 194, 208, 220, 224, 260, 280, 286, 308, 320, 352, 364, 385, 388, 416, 440, 448, 455, 485, 520, 560, 572, 616, 679, 704, 715, 728, 770, 776, 832, 880, 910, 970, 1001, 1040, 1067, 1120, 1144, 1232, 1261, 1358, 1430, 1456, 1540, 1552, 1760, 1820, 1940, 2002, 2080, 2134, 2240, 2288, 2464, 2522, 2716, 2860, 2912, 3080, 3104, 3395, 3520, 3640, 3880, 4004, 4160, 4268, 4576, 4928, 5005, 5044, 5335, 5432, 5720, 5824, 6160, 6208, 6305, 6790, 7280, 7469, 7760, 8008, 8536, 8827, 9152, 10010, 10088, 10670, 10864, 11440, 12320, 12610, 13580, 13871, 14560, 14938, 15520, 16016, 17072, 17654, 20020, 20176, 21340, 21728, 22880, 24640, 25220, 27160, 27742, 29120, 29876, 31040, 32032, 34144, 35308, 37345, 40040, 40352, 42680, 43456, 44135, 45760, 50440, 54320, 55484, 59752, 64064, 68288, 69355, 70616, 74690, 80080, 80704, 85360, 88270, 97097, 100880, 108640, 110968, 119504, 138710, 141232, 149380, 160160, 170720, 176540, 194194, 201760, 217280, 221936, 239008, 277420, 282464, 298760, 320320, 341440, 353080, 388388, 403520, 443872, 478016, 485485, 554840, 564928, 597520, 706160, 776776, 887744, 970970, 1109680, 1195040, 1412320, 1553552, 1941940, 2219360, 2390080, 2824640, 3107104, 3883880, 4438720, 6214208, 7767760, 15535520, 31071040]

約数ペア:

[(1, 31071040), (2, 15535520), (4, 7767760), (5, 6214208), (7, 4438720), (8, 3883880), (10, 3107104), (11, 2824640), (13, 2390080), (14, 2219360), (16, 1941940), (20, 1553552), (22, 1412320), (26, 1195040), (28, 1109680), (32, 970970), (35, 887744), (40, 776776), (44, 706160), (52, 597520), (55, 564928), (56, 554840), (64, 485485), (65, 478016), (70, 443872), (77, 403520), (80, 388388), (88, 353080), (91, 341440), (97, 320320), (104, 298760), (110, 282464), (112, 277420), (130, 239008), (140, 221936), (143, 217280), (154, 201760), (160, 194194), (176, 176540), (182, 170720), (194, 160160), (208, 149380), (220, 141232), (224, 138710), (260, 119504), (280, 110968), (286, 108640), (308, 100880), (320, 97097), (352, 88270), (364, 85360), (385, 80704), (388, 80080), (416, 74690), (440, 70616), (448, 69355), (455, 68288), (485, 64064), (520, 59752), (560, 55484), (572, 54320), (616, 50440), (679, 45760), (704, 44135), (715, 43456), (728, 42680), (770, 40352), (776, 40040), (832, 37345), (880, 35308), (910, 34144), (970, 32032), (1001, 31040), (1040, 29876), (1067, 29120), (1120, 27742), (1144, 27160), (1232, 25220), (1261, 24640), (1358, 22880), (1430, 21728), (1456, 21340), (1540, 20176), (1552, 20020), (1760, 17654), (1820, 17072), (1940, 16016), (2002, 15520), (2080, 14938), (2134, 14560), (2240, 13871), (2288, 13580), (2464, 12610), (2522, 12320), (2716, 11440), (2860, 10864), (2912, 10670), (3080, 10088), (3104, 10010), (3395, 9152), (3520, 8827), (3640, 8536), (3880, 8008), (4004, 7760), (4160, 7469), (4268, 7280), (4576, 6790), (4928, 6305), (5005, 6208), (5044, 6160), (5335, 5824), (5432, 5720)]