259286720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1$

素因数の和:671

約数の個数: 224

約数和(自身を含む): 816376320

約数和(自身を除く): 557089600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 32, 34, 35, 40, 44, 55, 56, 64, 68, 70, 77, 80, 85, 88, 110, 112, 119, 136, 140, 154, 160, 170, 176, 187, 220, 224, 238, 272, 280, 308, 320, 340, 352, 374, 385, 440, 448, 476, 544, 560, 595, 616, 619, 680, 704, 748, 770, 880, 935, 952, 1088, 1120, 1190, 1232, 1238, 1309, 1360, 1496, 1540, 1760, 1870, 1904, 2240, 2380, 2464, 2476, 2618, 2720, 2992, 3080, 3095, 3520, 3740, 3808, 4333, 4760, 4928, 4952, 5236, 5440, 5984, 6160, 6190, 6545, 6809, 7480, 7616, 8666, 9520, 9904, 10472, 10523, 11968, 12320, 12380, 13090, 13618, 14960, 17332, 19040, 19808, 20944, 21046, 21665, 24640, 24760, 26180, 27236, 29920, 34045, 34664, 38080, 39616, 41888, 42092, 43330, 47663, 49520, 52360, 52615, 54472, 59840, 68090, 69328, 73661, 83776, 84184, 86660, 95326, 99040, 104720, 105230, 108944, 115753, 136180, 138656, 147322, 168368, 173320, 190652, 198080, 209440, 210460, 217888, 231506, 238315, 272360, 277312, 294644, 336736, 346640, 368305, 381304, 418880, 420920, 435776, 463012, 476630, 544720, 578765, 589288, 673472, 693280, 736610, 762608, 810271, 841840, 926024, 953260, 1089440, 1157530, 1178576, 1386560, 1473220, 1525216, 1620542, 1683680, 1852048, 1906520, 2178880, 2315060, 2357152, 2946440, 3050432, 3241084, 3367360, 3704096, 3813040, 4051355, 4630120, 4714304, 5892880, 6482168, 7408192, 7626080, 8102710, 9260240, 11785760, 12964336, 15252160, 16205420, 18520480, 23571520, 25928672, 32410840, 37040960, 51857344, 64821680, 129643360, 259286720]

約数ペア:

[(1, 259286720), (2, 129643360), (4, 64821680), (5, 51857344), (7, 37040960), (8, 32410840), (10, 25928672), (11, 23571520), (14, 18520480), (16, 16205420), (17, 15252160), (20, 12964336), (22, 11785760), (28, 9260240), (32, 8102710), (34, 7626080), (35, 7408192), (40, 6482168), (44, 5892880), (55, 4714304), (56, 4630120), (64, 4051355), (68, 3813040), (70, 3704096), (77, 3367360), (80, 3241084), (85, 3050432), (88, 2946440), (110, 2357152), (112, 2315060), (119, 2178880), (136, 1906520), (140, 1852048), (154, 1683680), (160, 1620542), (170, 1525216), (176, 1473220), (187, 1386560), (220, 1178576), (224, 1157530), (238, 1089440), (272, 953260), (280, 926024), (308, 841840), (320, 810271), (340, 762608), (352, 736610), (374, 693280), (385, 673472), (440, 589288), (448, 578765), (476, 544720), (544, 476630), (560, 463012), (595, 435776), (616, 420920), (619, 418880), (680, 381304), (704, 368305), (748, 346640), (770, 336736), (880, 294644), (935, 277312), (952, 272360), (1088, 238315), (1120, 231506), (1190, 217888), (1232, 210460), (1238, 209440), (1309, 198080), (1360, 190652), (1496, 173320), (1540, 168368), (1760, 147322), (1870, 138656), (1904, 136180), (2240, 115753), (2380, 108944), (2464, 105230), (2476, 104720), (2618, 99040), (2720, 95326), (2992, 86660), (3080, 84184), (3095, 83776), (3520, 73661), (3740, 69328), (3808, 68090), (4333, 59840), (4760, 54472), (4928, 52615), (4952, 52360), (5236, 49520), (5440, 47663), (5984, 43330), (6160, 42092), (6190, 41888), (6545, 39616), (6809, 38080), (7480, 34664), (7616, 34045), (8666, 29920), (9520, 27236), (9904, 26180), (10472, 24760), (10523, 24640), (11968, 21665), (12320, 21046), (12380, 20944), (13090, 19808), (13618, 19040), (14960, 17332)]