20145431460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{256499}}^1$

素因数の和:256546

約数の個数: 192

約数和(自身を含む): 74462976000

約数和(自身を除く): 54317544540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 17, 20, 21, 22, 28, 30, 33, 34, 35, 42, 44, 51, 55, 60, 66, 68, 70, 77, 84, 85, 102, 105, 110, 119, 132, 140, 154, 165, 170, 187, 204, 210, 220, 231, 238, 255, 308, 330, 340, 357, 374, 385, 420, 462, 476, 510, 561, 595, 660, 714, 748, 770, 924, 935, 1020, 1122, 1155, 1190, 1309, 1428, 1540, 1785, 1870, 2244, 2310, 2380, 2618, 2805, 3570, 3740, 3927, 4620, 5236, 5610, 6545, 7140, 7854, 11220, 13090, 15708, 19635, 26180, 39270, 78540, 256499, 512998, 769497, 1025996, 1282495, 1538994, 1795493, 2564990, 2821489, 3077988, 3590986, 3847485, 4360483, 5129980, 5386479, 5642978, 7181972, 7694970, 8464467, 8720966, 8977465, 10772958, 11285956, 13081449, 14107445, 15389940, 16928934, 17441932, 17954930, 19750423, 21545916, 21802415, 26162898, 26932395, 28214890, 30523381, 33857868, 35909860, 39500846, 42322335, 43604830, 47965313, 52325796, 53864790, 56429780, 59251269, 61046762, 65407245, 79001692, 84644670, 87209660, 91570143, 95930626, 98752115, 107729580, 118502538, 122093524, 130814490, 143895939, 152616905, 169289340, 183140286, 191861252, 197504230, 237005076, 239826565, 261628980, 287791878, 296256345, 305233810, 335757191, 366280572, 395008460, 457850715, 479653130, 575583756, 592512690, 610467620, 671514382, 719479695, 915701430, 959306260, 1007271573, 1185025380, 1343028764, 1438959390, 1678785955, 1831402860, 2014543146, 2877918780, 3357571910, 4029086292, 5036357865, 6715143820, 10072715730, 20145431460]

約数ペア:

[(1, 20145431460), (2, 10072715730), (3, 6715143820), (4, 5036357865), (5, 4029086292), (6, 3357571910), (7, 2877918780), (10, 2014543146), (11, 1831402860), (12, 1678785955), (14, 1438959390), (15, 1343028764), (17, 1185025380), (20, 1007271573), (21, 959306260), (22, 915701430), (28, 719479695), (30, 671514382), (33, 610467620), (34, 592512690), (35, 575583756), (42, 479653130), (44, 457850715), (51, 395008460), (55, 366280572), (60, 335757191), (66, 305233810), (68, 296256345), (70, 287791878), (77, 261628980), (84, 239826565), (85, 237005076), (102, 197504230), (105, 191861252), (110, 183140286), (119, 169289340), (132, 152616905), (140, 143895939), (154, 130814490), (165, 122093524), (170, 118502538), (187, 107729580), (204, 98752115), (210, 95930626), (220, 91570143), (231, 87209660), (238, 84644670), (255, 79001692), (308, 65407245), (330, 61046762), (340, 59251269), (357, 56429780), (374, 53864790), (385, 52325796), (420, 47965313), (462, 43604830), (476, 42322335), (510, 39500846), (561, 35909860), (595, 33857868), (660, 30523381), (714, 28214890), (748, 26932395), (770, 26162898), (924, 21802415), (935, 21545916), (1020, 19750423), (1122, 17954930), (1155, 17441932), (1190, 16928934), (1309, 15389940), (1428, 14107445), (1540, 13081449), (1785, 11285956), (1870, 10772958), (2244, 8977465), (2310, 8720966), (2380, 8464467), (2618, 7694970), (2805, 7181972), (3570, 5642978), (3740, 5386479), (3927, 5129980), (4620, 4360483), (5236, 3847485), (5610, 3590986), (6545, 3077988), (7140, 2821489), (7854, 2564990), (11220, 1795493), (13090, 1538994), (15708, 1282495), (19635, 1025996), (26180, 769497), (39270, 512998), (78540, 256499)]