20173856220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{75169}}^1$

素因数の和:75265

約数の個数: 192

約数和(自身を含む): 72740505600

約数和(自身を除く): 52566649380

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, 63, 70, 71, 84, 90, 105, 108, 126, 135, 140, 142, 180, 189, 210, 213, 252, 270, 284, 315, 355, 378, 420, 426, 497, 540, 630, 639, 710, 756, 852, 945, 994, 1065, 1260, 1278, 1420, 1491, 1890, 1917, 1988, 2130, 2485, 2556, 2982, 3195, 3780, 3834, 4260, 4473, 4970, 5964, 6390, 7455, 7668, 8946, 9585, 9940, 12780, 13419, 14910, 17892, 19170, 22365, 26838, 29820, 38340, 44730, 53676, 67095, 75169, 89460, 134190, 150338, 225507, 268380, 300676, 375845, 451014, 526183, 676521, 751690, 902028, 1052366, 1127535, 1353042, 1503380, 1578549, 2029563, 2104732, 2255070, 2630915, 2706084, 3157098, 3382605, 4059126, 4510140, 4735647, 5261830, 5336999, 6314196, 6765210, 7892745, 8118252, 9471294, 10147815, 10523660, 10673998, 13530420, 14206941, 15785490, 16010997, 18942588, 20295630, 21347996, 23678235, 26684995, 28413882, 31570980, 32021994, 37358993, 40591260, 47356470, 48032991, 53369990, 56827764, 64043988, 71034705, 74717986, 80054985, 94712940, 96065982, 106739980, 112076979, 142069410, 144098973, 149435972, 160109970, 186794965, 192131964, 224153958, 240164955, 284138820, 288197946, 320219940, 336230937, 373589930, 448307916, 480329910, 560384895, 576395892, 672461874, 720494865, 747179860, 960659820, 1008692811, 1120769790, 1344923748, 1440989730, 1681154685, 2017385622, 2241539580, 2881979460, 3362309370, 4034771244, 5043464055, 6724618740, 10086928110, 20173856220]

約数ペア:

[(1, 20173856220), (2, 10086928110), (3, 6724618740), (4, 5043464055), (5, 4034771244), (6, 3362309370), (7, 2881979460), (9, 2241539580), (10, 2017385622), (12, 1681154685), (14, 1440989730), (15, 1344923748), (18, 1120769790), (20, 1008692811), (21, 960659820), (27, 747179860), (28, 720494865), (30, 672461874), (35, 576395892), (36, 560384895), (42, 480329910), (45, 448307916), (54, 373589930), (60, 336230937), (63, 320219940), (70, 288197946), (71, 284138820), (84, 240164955), (90, 224153958), (105, 192131964), (108, 186794965), (126, 160109970), (135, 149435972), (140, 144098973), (142, 142069410), (180, 112076979), (189, 106739980), (210, 96065982), (213, 94712940), (252, 80054985), (270, 74717986), (284, 71034705), (315, 64043988), (355, 56827764), (378, 53369990), (420, 48032991), (426, 47356470), (497, 40591260), (540, 37358993), (630, 32021994), (639, 31570980), (710, 28413882), (756, 26684995), (852, 23678235), (945, 21347996), (994, 20295630), (1065, 18942588), (1260, 16010997), (1278, 15785490), (1420, 14206941), (1491, 13530420), (1890, 10673998), (1917, 10523660), (1988, 10147815), (2130, 9471294), (2485, 8118252), (2556, 7892745), (2982, 6765210), (3195, 6314196), (3780, 5336999), (3834, 5261830), (4260, 4735647), (4473, 4510140), (4970, 4059126), (5964, 3382605), (6390, 3157098), (7455, 2706084), (7668, 2630915), (8946, 2255070), (9585, 2104732), (9940, 2029563), (12780, 1578549), (13419, 1503380), (14910, 1353042), (17892, 1127535), (19170, 1052366), (22365, 902028), (26838, 751690), (29820, 676521), (38340, 526183), (44730, 451014), (53676, 375845), (67095, 300676), (75169, 268380), (89460, 225507), (134190, 150338)]