31202820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:152

約数の個数: 240

約数和(自身を含む): 114162048

約数和(自身を除く): 82959228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 27, 30, 33, 34, 36, 44, 45, 51, 54, 55, 60, 66, 68, 81, 85, 90, 99, 102, 103, 108, 110, 132, 135, 153, 162, 165, 170, 180, 187, 198, 204, 206, 220, 255, 270, 297, 306, 309, 324, 330, 340, 374, 396, 405, 412, 459, 495, 510, 515, 540, 561, 594, 612, 618, 660, 748, 765, 810, 891, 918, 927, 935, 990, 1020, 1030, 1122, 1133, 1188, 1236, 1377, 1485, 1530, 1545, 1620, 1683, 1751, 1782, 1836, 1854, 1870, 1980, 2060, 2244, 2266, 2295, 2754, 2781, 2805, 2970, 3060, 3090, 3366, 3399, 3502, 3564, 3708, 3740, 4455, 4532, 4590, 4635, 5049, 5253, 5508, 5562, 5610, 5665, 5940, 6180, 6732, 6798, 6885, 7004, 8343, 8415, 8755, 8910, 9180, 9270, 10098, 10197, 10506, 11124, 11220, 11330, 13596, 13770, 13905, 15147, 15759, 16686, 16830, 16995, 17510, 17820, 18540, 19261, 20196, 20394, 21012, 22660, 25245, 26265, 27540, 27810, 30294, 30591, 31518, 33372, 33660, 33990, 35020, 38522, 40788, 41715, 47277, 50490, 50985, 52530, 55620, 57783, 60588, 61182, 63036, 67980, 75735, 77044, 78795, 83430, 91773, 94554, 96305, 100980, 101970, 105060, 115566, 122364, 141831, 151470, 152955, 157590, 166860, 173349, 183546, 189108, 192610, 203940, 231132, 236385, 283662, 288915, 302940, 305910, 315180, 346698, 367092, 385220, 458865, 472770, 520047, 567324, 577830, 611820, 693396, 709155, 866745, 917730, 945540, 1040094, 1155660, 1418310, 1560141, 1733490, 1835460, 2080188, 2600235, 2836620, 3120282, 3466980, 5200470, 6240564, 7800705, 10400940, 15601410, 31202820]

約数ペア:

[(1, 31202820), (2, 15601410), (3, 10400940), (4, 7800705), (5, 6240564), (6, 5200470), (9, 3466980), (10, 3120282), (11, 2836620), (12, 2600235), (15, 2080188), (17, 1835460), (18, 1733490), (20, 1560141), (22, 1418310), (27, 1155660), (30, 1040094), (33, 945540), (34, 917730), (36, 866745), (44, 709155), (45, 693396), (51, 611820), (54, 577830), (55, 567324), (60, 520047), (66, 472770), (68, 458865), (81, 385220), (85, 367092), (90, 346698), (99, 315180), (102, 305910), (103, 302940), (108, 288915), (110, 283662), (132, 236385), (135, 231132), (153, 203940), (162, 192610), (165, 189108), (170, 183546), (180, 173349), (187, 166860), (198, 157590), (204, 152955), (206, 151470), (220, 141831), (255, 122364), (270, 115566), (297, 105060), (306, 101970), (309, 100980), (324, 96305), (330, 94554), (340, 91773), (374, 83430), (396, 78795), (405, 77044), (412, 75735), (459, 67980), (495, 63036), (510, 61182), (515, 60588), (540, 57783), (561, 55620), (594, 52530), (612, 50985), (618, 50490), (660, 47277), (748, 41715), (765, 40788), (810, 38522), (891, 35020), (918, 33990), (927, 33660), (935, 33372), (990, 31518), (1020, 30591), (1030, 30294), (1122, 27810), (1133, 27540), (1188, 26265), (1236, 25245), (1377, 22660), (1485, 21012), (1530, 20394), (1545, 20196), (1620, 19261), (1683, 18540), (1751, 17820), (1782, 17510), (1836, 16995), (1854, 16830), (1870, 16686), (1980, 15759), (2060, 15147), (2244, 13905), (2266, 13770), (2295, 13596), (2754, 11330), (2781, 11220), (2805, 11124), (2970, 10506), (3060, 10197), (3090, 10098), (3366, 9270), (3399, 9180), (3502, 8910), (3564, 8755), (3708, 8415), (3740, 8343), (4455, 7004), (4532, 6885), (4590, 6798), (4635, 6732), (5049, 6180), (5253, 5940), (5508, 5665), (5562, 5610)]