121520595820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{89213}}^1$

素因数の和:89292

約数の個数: 96

約数和(自身を含む): 285370606080

約数和(自身を除く): 163850010260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 169, 260, 310, 338, 403, 620, 676, 806, 845, 1612, 1690, 2015, 2197, 3380, 4030, 4394, 5239, 8060, 8788, 10478, 10985, 20956, 21970, 26195, 43940, 52390, 68107, 89213, 104780, 136214, 178426, 272428, 340535, 356852, 446065, 681070, 892130, 1159769, 1362140, 1784260, 2319538, 2765603, 4639076, 5531206, 5798845, 11062412, 11597690, 13828015, 15076997, 23195380, 27656030, 30153994, 35952839, 55312060, 60307988, 71905678, 75384985, 143811356, 150769970, 179764195, 196000961, 301539940, 359528390, 392001922, 467386907, 719056780, 784003844, 934773814, 980004805, 1869547628, 1960009610, 2336934535, 3920019220, 4673869070, 6076029791, 9347738140, 12152059582, 24304119164, 30380148955, 60760297910, 121520595820]

約数ペア:

[(1, 121520595820), (2, 60760297910), (4, 30380148955), (5, 24304119164), (10, 12152059582), (13, 9347738140), (20, 6076029791), (26, 4673869070), (31, 3920019220), (52, 2336934535), (62, 1960009610), (65, 1869547628), (124, 980004805), (130, 934773814), (155, 784003844), (169, 719056780), (260, 467386907), (310, 392001922), (338, 359528390), (403, 301539940), (620, 196000961), (676, 179764195), (806, 150769970), (845, 143811356), (1612, 75384985), (1690, 71905678), (2015, 60307988), (2197, 55312060), (3380, 35952839), (4030, 30153994), (4394, 27656030), (5239, 23195380), (8060, 15076997), (8788, 13828015), (10478, 11597690), (10985, 11062412), (20956, 5798845), (21970, 5531206), (26195, 4639076), (43940, 2765603), (52390, 2319538), (68107, 1784260), (89213, 1362140), (104780, 1159769), (136214, 892130), (178426, 681070), (272428, 446065), (340535, 356852)]