870900660

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1259}}^1$

素因数の和:1348

約数の個数: 240

約数和(自身を含む): 3176046720

約数和(自身を除く): 2305146060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 61, 63, 70, 81, 84, 90, 105, 108, 122, 126, 135, 140, 162, 180, 183, 189, 210, 244, 252, 270, 305, 315, 324, 366, 378, 405, 420, 427, 540, 549, 567, 610, 630, 732, 756, 810, 854, 915, 945, 1098, 1134, 1220, 1259, 1260, 1281, 1620, 1647, 1708, 1830, 1890, 2135, 2196, 2268, 2518, 2562, 2745, 2835, 3294, 3660, 3777, 3780, 3843, 4270, 4941, 5036, 5124, 5490, 5670, 6295, 6405, 6588, 7554, 7686, 8235, 8540, 8813, 9882, 10980, 11331, 11340, 11529, 12590, 12810, 15108, 15372, 16470, 17626, 18885, 19215, 19764, 22662, 23058, 24705, 25180, 25620, 26439, 32940, 33993, 34587, 35252, 37770, 38430, 44065, 45324, 46116, 49410, 52878, 56655, 57645, 67986, 69174, 75540, 76799, 76860, 79317, 88130, 98820, 101979, 105756, 113310, 115290, 132195, 135972, 138348, 153598, 158634, 169965, 172935, 176260, 203958, 226620, 230397, 230580, 237951, 264390, 307196, 317268, 339930, 345870, 383995, 396585, 407916, 460794, 475902, 509895, 528780, 537593, 679860, 691191, 691740, 713853, 767990, 793170, 921588, 951804, 1019790, 1075186, 1151985, 1189755, 1382382, 1427706, 1535980, 1586340, 1612779, 2039580, 2073573, 2150372, 2303970, 2379510, 2687965, 2764764, 2855412, 3225558, 3455955, 3569265, 4147146, 4607940, 4759020, 4838337, 5375930, 6220719, 6451116, 6911910, 7138530, 8063895, 8294292, 9676674, 10367865, 10751860, 12441438, 13823820, 14277060, 14515011, 16127790, 19353348, 20735730, 24191685, 24882876, 29030022, 31103595, 32255580, 41471460, 43545033, 48383370, 58060044, 62207190, 72575055, 87090066, 96766740, 124414380, 145150110, 174180132, 217725165, 290300220, 435450330, 870900660]

約数ペア:

[(1, 870900660), (2, 435450330), (3, 290300220), (4, 217725165), (5, 174180132), (6, 145150110), (7, 124414380), (9, 96766740), (10, 87090066), (12, 72575055), (14, 62207190), (15, 58060044), (18, 48383370), (20, 43545033), (21, 41471460), (27, 32255580), (28, 31103595), (30, 29030022), (35, 24882876), (36, 24191685), (42, 20735730), (45, 19353348), (54, 16127790), (60, 14515011), (61, 14277060), (63, 13823820), (70, 12441438), (81, 10751860), (84, 10367865), (90, 9676674), (105, 8294292), (108, 8063895), (122, 7138530), (126, 6911910), (135, 6451116), (140, 6220719), (162, 5375930), (180, 4838337), (183, 4759020), (189, 4607940), (210, 4147146), (244, 3569265), (252, 3455955), (270, 3225558), (305, 2855412), (315, 2764764), (324, 2687965), (366, 2379510), (378, 2303970), (405, 2150372), (420, 2073573), (427, 2039580), (540, 1612779), (549, 1586340), (567, 1535980), (610, 1427706), (630, 1382382), (732, 1189755), (756, 1151985), (810, 1075186), (854, 1019790), (915, 951804), (945, 921588), (1098, 793170), (1134, 767990), (1220, 713853), (1259, 691740), (1260, 691191), (1281, 679860), (1620, 537593), (1647, 528780), (1708, 509895), (1830, 475902), (1890, 460794), (2135, 407916), (2196, 396585), (2268, 383995), (2518, 345870), (2562, 339930), (2745, 317268), (2835, 307196), (3294, 264390), (3660, 237951), (3777, 230580), (3780, 230397), (3843, 226620), (4270, 203958), (4941, 176260), (5036, 172935), (5124, 169965), (5490, 158634), (5670, 153598), (6295, 138348), (6405, 135972), (6588, 132195), (7554, 115290), (7686, 113310), (8235, 105756), (8540, 101979), (8813, 98820), (9882, 88130), (10980, 79317), (11331, 76860), (11340, 76799), (11529, 75540), (12590, 69174), (12810, 67986), (15108, 57645), (15372, 56655), (16470, 52878), (17626, 49410), (18885, 46116), (19215, 45324), (19764, 44065), (22662, 38430), (23058, 37770), (24705, 35252), (25180, 34587), (25620, 33993), (26439, 32940)]