281102640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:308

約数の個数: 320

約数和(自身を含む): 1095263232

約数和(自身を除く): 814160592

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 61, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 122, 130, 140, 156, 168, 182, 183, 195, 208, 210, 211, 240, 244, 260, 273, 280, 305, 312, 336, 364, 366, 390, 420, 422, 427, 455, 488, 520, 546, 560, 610, 624, 633, 728, 732, 780, 793, 840, 844, 854, 910, 915, 976, 1040, 1055, 1092, 1220, 1266, 1281, 1365, 1456, 1464, 1477, 1560, 1586, 1680, 1688, 1708, 1820, 1830, 2110, 2135, 2184, 2379, 2440, 2532, 2562, 2730, 2743, 2928, 2954, 3120, 3165, 3172, 3376, 3416, 3640, 3660, 3965, 4220, 4270, 4368, 4431, 4758, 4880, 5064, 5124, 5460, 5486, 5551, 5908, 6330, 6344, 6405, 6832, 7280, 7320, 7385, 7930, 8229, 8440, 8540, 8862, 9516, 10128, 10248, 10920, 10972, 11102, 11816, 11895, 12660, 12688, 12810, 12871, 13715, 14640, 14770, 15860, 16458, 16653, 16880, 17080, 17724, 19032, 19201, 20496, 21840, 21944, 22155, 22204, 23632, 23790, 25320, 25620, 25742, 27430, 27755, 29540, 31720, 32916, 33306, 34160, 35448, 38064, 38402, 38613, 41145, 43888, 44310, 44408, 47580, 50640, 51240, 51484, 54860, 55510, 57603, 59080, 63440, 64355, 65832, 66612, 70896, 76804, 77226, 82290, 83265, 88620, 88816, 90097, 95160, 96005, 102480, 102968, 109720, 111020, 115206, 118160, 128710, 131664, 133224, 153608, 154452, 164580, 166530, 167323, 177240, 180194, 190320, 192010, 193065, 205936, 219440, 222040, 230412, 257420, 266448, 270291, 288015, 307216, 308904, 329160, 333060, 334646, 354480, 360388, 384020, 386130, 444080, 450485, 460824, 501969, 514840, 540582, 576030, 617808, 658320, 666120, 669292, 720776, 768040, 772260, 836615, 900970, 921648, 1003938, 1029680, 1081164, 1152060, 1171261, 1332240, 1338584, 1351455, 1441552, 1536080, 1544520, 1673230, 1801940, 2007876, 2162328, 2304120, 2342522, 2509845, 2677168, 2702910, 3089040, 3346460, 3513783, 3603880, 4015752, 4324656, 4608240, 4685044, 5019690, 5405820, 5856305, 6692920, 7027566, 7207760, 8031504, 9370088, 10039380, 10811640, 11712610, 13385840, 14055132, 17568915, 18740176, 20078760, 21623280, 23425220, 28110264, 35137830, 40157520, 46850440, 56220528, 70275660, 93700880, 140551320, 281102640]

約数ペア:

[(1, 281102640), (2, 140551320), (3, 93700880), (4, 70275660), (5, 56220528), (6, 46850440), (7, 40157520), (8, 35137830), (10, 28110264), (12, 23425220), (13, 21623280), (14, 20078760), (15, 18740176), (16, 17568915), (20, 14055132), (21, 13385840), (24, 11712610), (26, 10811640), (28, 10039380), (30, 9370088), (35, 8031504), (39, 7207760), (40, 7027566), (42, 6692920), (48, 5856305), (52, 5405820), (56, 5019690), (60, 4685044), (61, 4608240), (65, 4324656), (70, 4015752), (78, 3603880), (80, 3513783), (84, 3346460), (91, 3089040), (104, 2702910), (105, 2677168), (112, 2509845), (120, 2342522), (122, 2304120), (130, 2162328), (140, 2007876), (156, 1801940), (168, 1673230), (182, 1544520), (183, 1536080), (195, 1441552), (208, 1351455), (210, 1338584), (211, 1332240), (240, 1171261), (244, 1152060), (260, 1081164), (273, 1029680), (280, 1003938), (305, 921648), (312, 900970), (336, 836615), (364, 772260), (366, 768040), (390, 720776), (420, 669292), (422, 666120), (427, 658320), (455, 617808), (488, 576030), (520, 540582), (546, 514840), (560, 501969), (610, 460824), (624, 450485), (633, 444080), (728, 386130), (732, 384020), (780, 360388), (793, 354480), (840, 334646), (844, 333060), (854, 329160), (910, 308904), (915, 307216), (976, 288015), (1040, 270291), (1055, 266448), (1092, 257420), (1220, 230412), (1266, 222040), (1281, 219440), (1365, 205936), (1456, 193065), (1464, 192010), (1477, 190320), (1560, 180194), (1586, 177240), (1680, 167323), (1688, 166530), (1708, 164580), (1820, 154452), (1830, 153608), (2110, 133224), (2135, 131664), (2184, 128710), (2379, 118160), (2440, 115206), (2532, 111020), (2562, 109720), (2730, 102968), (2743, 102480), (2928, 96005), (2954, 95160), (3120, 90097), (3165, 88816), (3172, 88620), (3376, 83265), (3416, 82290), (3640, 77226), (3660, 76804), (3965, 70896), (4220, 66612), (4270, 65832), (4368, 64355), (4431, 63440), (4758, 59080), (4880, 57603), (5064, 55510), (5124, 54860), (5460, 51484), (5486, 51240), (5551, 50640), (5908, 47580), (6330, 44408), (6344, 44310), (6405, 43888), (6832, 41145), (7280, 38613), (7320, 38402), (7385, 38064), (7930, 35448), (8229, 34160), (8440, 33306), (8540, 32916), (8862, 31720), (9516, 29540), (10128, 27755), (10248, 27430), (10920, 25742), (10972, 25620), (11102, 25320), (11816, 23790), (11895, 23632), (12660, 22204), (12688, 22155), (12810, 21944), (12871, 21840), (13715, 20496), (14640, 19201), (14770, 19032), (15860, 17724), (16458, 17080), (16653, 16880)]