8728189080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{32341}}^1$

素因数の和:32541

約数の個数: 128

約数和(自身を含む): 28362640320

約数和(自身を除く): 19634451240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 173, 195, 260, 312, 346, 390, 519, 520, 692, 780, 865, 1038, 1384, 1560, 1730, 2076, 2249, 2595, 3460, 4152, 4498, 5190, 6747, 6920, 8996, 10380, 11245, 13494, 17992, 20760, 22490, 26988, 32341, 33735, 44980, 53976, 64682, 67470, 89960, 97023, 129364, 134940, 161705, 194046, 258728, 269880, 323410, 388092, 420433, 485115, 646820, 776184, 840866, 970230, 1261299, 1293640, 1681732, 1940460, 2102165, 2522598, 3363464, 3880920, 4204330, 5045196, 5594993, 6306495, 8408660, 10090392, 11189986, 12612990, 16784979, 16817320, 22379972, 25225980, 27974965, 33569958, 44759944, 50451960, 55949930, 67139916, 72734909, 83924895, 111899860, 134279832, 145469818, 167849790, 218204727, 223799720, 290939636, 335699580, 363674545, 436409454, 581879272, 671399160, 727349090, 872818908, 1091023635, 1454698180, 1745637816, 2182047270, 2909396360, 4364094540, 8728189080]

約数ペア:

[(1, 8728189080), (2, 4364094540), (3, 2909396360), (4, 2182047270), (5, 1745637816), (6, 1454698180), (8, 1091023635), (10, 872818908), (12, 727349090), (13, 671399160), (15, 581879272), (20, 436409454), (24, 363674545), (26, 335699580), (30, 290939636), (39, 223799720), (40, 218204727), (52, 167849790), (60, 145469818), (65, 134279832), (78, 111899860), (104, 83924895), (120, 72734909), (130, 67139916), (156, 55949930), (173, 50451960), (195, 44759944), (260, 33569958), (312, 27974965), (346, 25225980), (390, 22379972), (519, 16817320), (520, 16784979), (692, 12612990), (780, 11189986), (865, 10090392), (1038, 8408660), (1384, 6306495), (1560, 5594993), (1730, 5045196), (2076, 4204330), (2249, 3880920), (2595, 3363464), (3460, 2522598), (4152, 2102165), (4498, 1940460), (5190, 1681732), (6747, 1293640), (6920, 1261299), (8996, 970230), (10380, 840866), (11245, 776184), (13494, 646820), (17992, 485115), (20760, 420433), (22490, 388092), (26988, 323410), (32341, 269880), (33735, 258728), (44980, 194046), (53976, 161705), (64682, 134940), (67470, 129364), (89960, 97023)]