1311479280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{983}}^1$

素因数の和:1128

約数の個数: 240

約数和(自身を含む): 4711037760

約数和(自身を除く): 3399558480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 109, 120, 136, 144, 153, 170, 180, 204, 218, 240, 255, 272, 306, 327, 340, 360, 408, 436, 510, 545, 612, 654, 680, 720, 765, 816, 872, 981, 983, 1020, 1090, 1224, 1308, 1360, 1530, 1635, 1744, 1853, 1962, 1966, 2040, 2180, 2448, 2616, 2949, 3060, 3270, 3706, 3924, 3932, 4080, 4360, 4905, 4915, 5232, 5559, 5898, 6120, 6540, 7412, 7848, 7864, 8720, 8847, 9265, 9810, 9830, 11118, 11796, 12240, 13080, 14745, 14824, 15696, 15728, 16677, 16711, 17694, 18530, 19620, 19660, 22236, 23592, 26160, 27795, 29490, 29648, 33354, 33422, 35388, 37060, 39240, 39320, 44235, 44472, 47184, 50133, 55590, 58980, 66708, 66844, 70776, 74120, 78480, 78640, 83385, 83555, 88470, 88944, 100266, 107147, 111180, 117960, 133416, 133688, 141552, 148240, 150399, 166770, 167110, 176940, 200532, 214294, 222360, 235920, 250665, 266832, 267376, 300798, 321441, 333540, 334220, 353880, 401064, 428588, 444720, 501330, 535735, 601596, 642882, 667080, 668440, 707760, 751995, 802128, 857176, 964323, 1002660, 1071470, 1203192, 1285764, 1334160, 1336880, 1503990, 1607205, 1714352, 1821499, 1928646, 2005320, 2142940, 2406384, 2571528, 3007980, 3214410, 3642998, 3857292, 4010640, 4285880, 4821615, 5143056, 5464497, 6015960, 6428820, 7285996, 7714584, 8571760, 9107495, 9643230, 10928994, 12031920, 12857640, 14571992, 15429168, 16393491, 18214990, 19286460, 21857988, 25715280, 27322485, 29143984, 32786982, 36429980, 38572920, 43715976, 54644970, 65573964, 72859960, 77145840, 81967455, 87431952, 109289940, 131147928, 145719920, 163934910, 218579880, 262295856, 327869820, 437159760, 655739640, 1311479280]

約数ペア:

[(1, 1311479280), (2, 655739640), (3, 437159760), (4, 327869820), (5, 262295856), (6, 218579880), (8, 163934910), (9, 145719920), (10, 131147928), (12, 109289940), (15, 87431952), (16, 81967455), (17, 77145840), (18, 72859960), (20, 65573964), (24, 54644970), (30, 43715976), (34, 38572920), (36, 36429980), (40, 32786982), (45, 29143984), (48, 27322485), (51, 25715280), (60, 21857988), (68, 19286460), (72, 18214990), (80, 16393491), (85, 15429168), (90, 14571992), (102, 12857640), (109, 12031920), (120, 10928994), (136, 9643230), (144, 9107495), (153, 8571760), (170, 7714584), (180, 7285996), (204, 6428820), (218, 6015960), (240, 5464497), (255, 5143056), (272, 4821615), (306, 4285880), (327, 4010640), (340, 3857292), (360, 3642998), (408, 3214410), (436, 3007980), (510, 2571528), (545, 2406384), (612, 2142940), (654, 2005320), (680, 1928646), (720, 1821499), (765, 1714352), (816, 1607205), (872, 1503990), (981, 1336880), (983, 1334160), (1020, 1285764), (1090, 1203192), (1224, 1071470), (1308, 1002660), (1360, 964323), (1530, 857176), (1635, 802128), (1744, 751995), (1853, 707760), (1962, 668440), (1966, 667080), (2040, 642882), (2180, 601596), (2448, 535735), (2616, 501330), (2949, 444720), (3060, 428588), (3270, 401064), (3706, 353880), (3924, 334220), (3932, 333540), (4080, 321441), (4360, 300798), (4905, 267376), (4915, 266832), (5232, 250665), (5559, 235920), (5898, 222360), (6120, 214294), (6540, 200532), (7412, 176940), (7848, 167110), (7864, 166770), (8720, 150399), (8847, 148240), (9265, 141552), (9810, 133688), (9830, 133416), (11118, 117960), (11796, 111180), (12240, 107147), (13080, 100266), (14745, 88944), (14824, 88470), (15696, 83555), (15728, 83385), (16677, 78640), (16711, 78480), (17694, 74120), (18530, 70776), (19620, 66844), (19660, 66708), (22236, 58980), (23592, 55590), (26160, 50133), (27795, 47184), (29490, 44472), (29648, 44235), (33354, 39320), (33422, 39240), (35388, 37060)]