217509720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5021}}^1$

素因数の和:5073

約数の個数: 96

約数和(自身を含む): 688817520

約数和(自身を除く): 471307800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 361, 380, 456, 570, 722, 760, 1083, 1140, 1444, 1805, 2166, 2280, 2888, 3610, 4332, 5021, 5415, 7220, 8664, 10042, 10830, 14440, 15063, 20084, 21660, 25105, 30126, 40168, 43320, 50210, 60252, 75315, 95399, 100420, 120504, 150630, 190798, 200840, 286197, 301260, 381596, 476995, 572394, 602520, 763192, 953990, 1144788, 1430985, 1812581, 1907980, 2289576, 2861970, 3625162, 3815960, 5437743, 5723940, 7250324, 9062905, 10875486, 11447880, 14500648, 18125810, 21750972, 27188715, 36251620, 43501944, 54377430, 72503240, 108754860, 217509720]

約数ペア:

[(1, 217509720), (2, 108754860), (3, 72503240), (4, 54377430), (5, 43501944), (6, 36251620), (8, 27188715), (10, 21750972), (12, 18125810), (15, 14500648), (19, 11447880), (20, 10875486), (24, 9062905), (30, 7250324), (38, 5723940), (40, 5437743), (57, 3815960), (60, 3625162), (76, 2861970), (95, 2289576), (114, 1907980), (120, 1812581), (152, 1430985), (190, 1144788), (228, 953990), (285, 763192), (361, 602520), (380, 572394), (456, 476995), (570, 381596), (722, 301260), (760, 286197), (1083, 200840), (1140, 190798), (1444, 150630), (1805, 120504), (2166, 100420), (2280, 95399), (2888, 75315), (3610, 60252), (4332, 50210), (5021, 43320), (5415, 40168), (7220, 30126), (8664, 25105), (10042, 21660), (10830, 20084), (14440, 15063)]