156221520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:370

約数の個数: 320

約数和(自身を含む): 623960064

約数和(自身を除く): 467738544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 23, 24, 26, 28, 30, 35, 39, 40, 42, 46, 48, 52, 56, 60, 65, 69, 70, 78, 80, 84, 91, 92, 104, 105, 112, 115, 120, 130, 138, 140, 156, 161, 168, 182, 184, 195, 208, 210, 230, 240, 260, 273, 276, 280, 299, 311, 312, 322, 336, 345, 364, 368, 390, 420, 455, 460, 483, 520, 546, 552, 560, 598, 622, 624, 644, 690, 728, 780, 805, 840, 897, 910, 920, 933, 966, 1040, 1092, 1104, 1196, 1244, 1288, 1365, 1380, 1456, 1495, 1555, 1560, 1610, 1680, 1794, 1820, 1840, 1866, 1932, 2093, 2177, 2184, 2392, 2415, 2488, 2576, 2730, 2760, 2990, 3110, 3120, 3220, 3588, 3640, 3732, 3864, 4043, 4186, 4354, 4368, 4485, 4665, 4784, 4830, 4976, 5460, 5520, 5980, 6220, 6279, 6440, 6531, 7153, 7176, 7280, 7464, 7728, 8086, 8372, 8708, 8970, 9330, 9660, 10465, 10885, 10920, 11960, 12129, 12440, 12558, 12880, 13062, 14306, 14352, 14928, 16172, 16744, 17416, 17940, 18660, 19320, 20215, 20930, 21459, 21770, 21840, 23920, 24258, 24880, 25116, 26124, 28301, 28612, 31395, 32344, 32655, 33488, 34832, 35765, 35880, 37320, 38640, 40430, 41860, 42918, 43540, 48516, 50071, 50232, 52248, 56602, 57224, 60645, 62790, 64688, 65310, 71530, 71760, 74640, 80860, 83720, 84903, 85836, 87080, 92989, 97032, 100142, 100464, 104496, 107295, 113204, 114448, 121290, 125580, 130620, 141505, 143060, 150213, 161720, 167440, 169806, 171672, 174160, 185978, 194064, 200284, 214590, 226408, 242580, 250355, 251160, 261240, 278967, 283010, 286120, 300426, 323440, 339612, 343344, 371956, 400568, 424515, 429180, 452816, 464945, 485160, 500710, 502320, 522480, 557934, 566020, 572240, 600852, 650923, 679224, 743912, 751065, 801136, 849030, 858360, 929890, 970320, 1001420, 1115868, 1132040, 1201704, 1301846, 1358448, 1394835, 1487824, 1502130, 1698060, 1716720, 1859780, 1952769, 2002840, 2231736, 2264080, 2403408, 2603692, 2789670, 3004260, 3254615, 3396120, 3719560, 3905538, 4005680, 4463472, 5207384, 5579340, 6008520, 6509230, 6792240, 7439120, 7811076, 9763845, 10414768, 11158680, 12017040, 13018460, 15622152, 19527690, 22317360, 26036920, 31244304, 39055380, 52073840, 78110760, 156221520]

約数ペア:

[(1, 156221520), (2, 78110760), (3, 52073840), (4, 39055380), (5, 31244304), (6, 26036920), (7, 22317360), (8, 19527690), (10, 15622152), (12, 13018460), (13, 12017040), (14, 11158680), (15, 10414768), (16, 9763845), (20, 7811076), (21, 7439120), (23, 6792240), (24, 6509230), (26, 6008520), (28, 5579340), (30, 5207384), (35, 4463472), (39, 4005680), (40, 3905538), (42, 3719560), (46, 3396120), (48, 3254615), (52, 3004260), (56, 2789670), (60, 2603692), (65, 2403408), (69, 2264080), (70, 2231736), (78, 2002840), (80, 1952769), (84, 1859780), (91, 1716720), (92, 1698060), (104, 1502130), (105, 1487824), (112, 1394835), (115, 1358448), (120, 1301846), (130, 1201704), (138, 1132040), (140, 1115868), (156, 1001420), (161, 970320), (168, 929890), (182, 858360), (184, 849030), (195, 801136), (208, 751065), (210, 743912), (230, 679224), (240, 650923), (260, 600852), (273, 572240), (276, 566020), (280, 557934), (299, 522480), (311, 502320), (312, 500710), (322, 485160), (336, 464945), (345, 452816), (364, 429180), (368, 424515), (390, 400568), (420, 371956), (455, 343344), (460, 339612), (483, 323440), (520, 300426), (546, 286120), (552, 283010), (560, 278967), (598, 261240), (622, 251160), (624, 250355), (644, 242580), (690, 226408), (728, 214590), (780, 200284), (805, 194064), (840, 185978), (897, 174160), (910, 171672), (920, 169806), (933, 167440), (966, 161720), (1040, 150213), (1092, 143060), (1104, 141505), (1196, 130620), (1244, 125580), (1288, 121290), (1365, 114448), (1380, 113204), (1456, 107295), (1495, 104496), (1555, 100464), (1560, 100142), (1610, 97032), (1680, 92989), (1794, 87080), (1820, 85836), (1840, 84903), (1866, 83720), (1932, 80860), (2093, 74640), (2177, 71760), (2184, 71530), (2392, 65310), (2415, 64688), (2488, 62790), (2576, 60645), (2730, 57224), (2760, 56602), (2990, 52248), (3110, 50232), (3120, 50071), (3220, 48516), (3588, 43540), (3640, 42918), (3732, 41860), (3864, 40430), (4043, 38640), (4186, 37320), (4354, 35880), (4368, 35765), (4485, 34832), (4665, 33488), (4784, 32655), (4830, 32344), (4976, 31395), (5460, 28612), (5520, 28301), (5980, 26124), (6220, 25116), (6279, 24880), (6440, 24258), (6531, 23920), (7153, 21840), (7176, 21770), (7280, 21459), (7464, 20930), (7728, 20215), (8086, 19320), (8372, 18660), (8708, 17940), (8970, 17416), (9330, 16744), (9660, 16172), (10465, 14928), (10885, 14352), (10920, 14306), (11960, 13062), (12129, 12880), (12440, 12558)]