288931440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:420

約数の個数: 240

約数和(自身を含む): 1058503680

約数和(自身を除く): 769572240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 79, 80, 84, 98, 105, 112, 120, 140, 147, 158, 168, 196, 210, 237, 240, 245, 280, 294, 311, 316, 336, 392, 395, 420, 474, 490, 553, 560, 588, 622, 632, 735, 784, 790, 840, 933, 948, 980, 1106, 1176, 1185, 1244, 1264, 1470, 1555, 1580, 1659, 1680, 1866, 1896, 1960, 2177, 2212, 2352, 2370, 2488, 2765, 2940, 3110, 3160, 3318, 3732, 3792, 3871, 3920, 4354, 4424, 4665, 4740, 4976, 5530, 5880, 6220, 6320, 6531, 6636, 7464, 7742, 8295, 8708, 8848, 9330, 9480, 10885, 11060, 11613, 11760, 12440, 13062, 13272, 14928, 15239, 15484, 16590, 17416, 18660, 18960, 19355, 21770, 22120, 23226, 24569, 24880, 26124, 26544, 30478, 30968, 32655, 33180, 34832, 37320, 38710, 43540, 44240, 45717, 46452, 49138, 52248, 58065, 60956, 61936, 65310, 66360, 73707, 74640, 76195, 77420, 87080, 91434, 92904, 98276, 104496, 116130, 121912, 122845, 130620, 132720, 147414, 152390, 154840, 171983, 174160, 182868, 185808, 196552, 228585, 232260, 243824, 245690, 261240, 294828, 304780, 309680, 343966, 365736, 368535, 393104, 457170, 464520, 491380, 515949, 522480, 589656, 609560, 687932, 731472, 737070, 859915, 914340, 929040, 982760, 1031898, 1179312, 1203881, 1219120, 1375864, 1474140, 1719830, 1828680, 1965520, 2063796, 2407762, 2579745, 2751728, 2948280, 3439660, 3611643, 3657360, 4127592, 4815524, 5159490, 5896560, 6019405, 6879320, 7223286, 8255184, 9631048, 10318980, 12038810, 13758640, 14446572, 18058215, 19262096, 20637960, 24077620, 28893144, 36116430, 41275920, 48155240, 57786288, 72232860, 96310480, 144465720, 288931440]

約数ペア:

[(1, 288931440), (2, 144465720), (3, 96310480), (4, 72232860), (5, 57786288), (6, 48155240), (7, 41275920), (8, 36116430), (10, 28893144), (12, 24077620), (14, 20637960), (15, 19262096), (16, 18058215), (20, 14446572), (21, 13758640), (24, 12038810), (28, 10318980), (30, 9631048), (35, 8255184), (40, 7223286), (42, 6879320), (48, 6019405), (49, 5896560), (56, 5159490), (60, 4815524), (70, 4127592), (79, 3657360), (80, 3611643), (84, 3439660), (98, 2948280), (105, 2751728), (112, 2579745), (120, 2407762), (140, 2063796), (147, 1965520), (158, 1828680), (168, 1719830), (196, 1474140), (210, 1375864), (237, 1219120), (240, 1203881), (245, 1179312), (280, 1031898), (294, 982760), (311, 929040), (316, 914340), (336, 859915), (392, 737070), (395, 731472), (420, 687932), (474, 609560), (490, 589656), (553, 522480), (560, 515949), (588, 491380), (622, 464520), (632, 457170), (735, 393104), (784, 368535), (790, 365736), (840, 343966), (933, 309680), (948, 304780), (980, 294828), (1106, 261240), (1176, 245690), (1185, 243824), (1244, 232260), (1264, 228585), (1470, 196552), (1555, 185808), (1580, 182868), (1659, 174160), (1680, 171983), (1866, 154840), (1896, 152390), (1960, 147414), (2177, 132720), (2212, 130620), (2352, 122845), (2370, 121912), (2488, 116130), (2765, 104496), (2940, 98276), (3110, 92904), (3160, 91434), (3318, 87080), (3732, 77420), (3792, 76195), (3871, 74640), (3920, 73707), (4354, 66360), (4424, 65310), (4665, 61936), (4740, 60956), (4976, 58065), (5530, 52248), (5880, 49138), (6220, 46452), (6320, 45717), (6531, 44240), (6636, 43540), (7464, 38710), (7742, 37320), (8295, 34832), (8708, 33180), (8848, 32655), (9330, 30968), (9480, 30478), (10885, 26544), (11060, 26124), (11613, 24880), (11760, 24569), (12440, 23226), (13062, 22120), (13272, 21770), (14928, 19355), (15239, 18960), (15484, 18660), (16590, 17416)]