721080144

素因数分解:

$2^4\times 3^8\times {\mathrm{6869}}^1$

素因数の和:6901

約数の個数: 90

約数和(自身を含む): 2095837770

約数和(自身を除く): 1374757626

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 729, 972, 1296, 1458, 1944, 2187, 2916, 3888, 4374, 5832, 6561, 6869, 8748, 11664, 13122, 13738, 17496, 20607, 26244, 27476, 34992, 41214, 52488, 54952, 61821, 82428, 104976, 109904, 123642, 164856, 185463, 247284, 329712, 370926, 494568, 556389, 741852, 989136, 1112778, 1483704, 1669167, 2225556, 2967408, 3338334, 4451112, 5007501, 6676668, 8902224, 10015002, 13353336, 15022503, 20030004, 26706672, 30045006, 40060008, 45067509, 60090012, 80120016, 90135018, 120180024, 180270036, 240360048, 360540072, 721080144]

約数ペア:

[(1, 721080144), (2, 360540072), (3, 240360048), (4, 180270036), (6, 120180024), (8, 90135018), (9, 80120016), (12, 60090012), (16, 45067509), (18, 40060008), (24, 30045006), (27, 26706672), (36, 20030004), (48, 15022503), (54, 13353336), (72, 10015002), (81, 8902224), (108, 6676668), (144, 5007501), (162, 4451112), (216, 3338334), (243, 2967408), (324, 2225556), (432, 1669167), (486, 1483704), (648, 1112778), (729, 989136), (972, 741852), (1296, 556389), (1458, 494568), (1944, 370926), (2187, 329712), (2916, 247284), (3888, 185463), (4374, 164856), (5832, 123642), (6561, 109904), (6869, 104976), (8748, 82428), (11664, 61821), (13122, 54952), (13738, 52488), (17496, 41214), (20607, 34992), (26244, 27476)]