180850280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:931

約数の個数: 96

約数和(自身を含む): 455362560

約数和(自身を除く): 274512280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 169, 248, 260, 310, 338, 403, 520, 620, 676, 806, 845, 863, 1240, 1352, 1612, 1690, 1726, 2015, 3224, 3380, 3452, 4030, 4315, 5239, 6760, 6904, 8060, 8630, 10478, 11219, 16120, 17260, 20956, 22438, 26195, 26753, 34520, 41912, 44876, 52390, 53506, 56095, 89752, 104780, 107012, 112190, 133765, 145847, 209560, 214024, 224380, 267530, 291694, 347789, 448760, 535060, 583388, 695578, 729235, 1070120, 1166776, 1391156, 1458470, 1738945, 2782312, 2916940, 3477890, 4521257, 5833880, 6955780, 9042514, 13911560, 18085028, 22606285, 36170056, 45212570, 90425140, 180850280]

約数ペア:

[(1, 180850280), (2, 90425140), (4, 45212570), (5, 36170056), (8, 22606285), (10, 18085028), (13, 13911560), (20, 9042514), (26, 6955780), (31, 5833880), (40, 4521257), (52, 3477890), (62, 2916940), (65, 2782312), (104, 1738945), (124, 1458470), (130, 1391156), (155, 1166776), (169, 1070120), (248, 729235), (260, 695578), (310, 583388), (338, 535060), (403, 448760), (520, 347789), (620, 291694), (676, 267530), (806, 224380), (845, 214024), (863, 209560), (1240, 145847), (1352, 133765), (1612, 112190), (1690, 107012), (1726, 104780), (2015, 89752), (3224, 56095), (3380, 53506), (3452, 52390), (4030, 44876), (4315, 41912), (5239, 34520), (6760, 26753), (6904, 26195), (8060, 22438), (8630, 20956), (10478, 17260), (11219, 16120)]