728290080

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{72251}}^1$

素因数の和:72279

約数の個数: 144

約数和(自身を含む): 2840370624

約数和(自身を除く): 2112080544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 72251, 144502, 216753, 289004, 361255, 433506, 505757, 578008, 650259, 722510, 867012, 1011514, 1083765, 1156016, 1300518, 1445020, 1517271, 1734024, 2023028, 2167530, 2312032, 2528785, 2601036, 2890040, 3034542, 3251295, 3468048, 4046056, 4335060, 4551813, 5057570, 5202072, 5780080, 6069084, 6502590, 6936096, 7586355, 8092112, 8670120, 9103626, 10115140, 10404144, 11560160, 12138168, 13005180, 15172710, 16184224, 17340240, 18207252, 20230280, 20808288, 22759065, 24276336, 26010360, 30345420, 34680480, 36414504, 40460560, 45518130, 48552672, 52020720, 60690840, 72829008, 80921120, 91036260, 104041440, 121381680, 145658016, 182072520, 242763360, 364145040, 728290080]

約数ペア:

[(1, 728290080), (2, 364145040), (3, 242763360), (4, 182072520), (5, 145658016), (6, 121381680), (7, 104041440), (8, 91036260), (9, 80921120), (10, 72829008), (12, 60690840), (14, 52020720), (15, 48552672), (16, 45518130), (18, 40460560), (20, 36414504), (21, 34680480), (24, 30345420), (28, 26010360), (30, 24276336), (32, 22759065), (35, 20808288), (36, 20230280), (40, 18207252), (42, 17340240), (45, 16184224), (48, 15172710), (56, 13005180), (60, 12138168), (63, 11560160), (70, 10404144), (72, 10115140), (80, 9103626), (84, 8670120), (90, 8092112), (96, 7586355), (105, 6936096), (112, 6502590), (120, 6069084), (126, 5780080), (140, 5202072), (144, 5057570), (160, 4551813), (168, 4335060), (180, 4046056), (210, 3468048), (224, 3251295), (240, 3034542), (252, 2890040), (280, 2601036), (288, 2528785), (315, 2312032), (336, 2167530), (360, 2023028), (420, 1734024), (480, 1517271), (504, 1445020), (560, 1300518), (630, 1156016), (672, 1083765), (720, 1011514), (840, 867012), (1008, 722510), (1120, 650259), (1260, 578008), (1440, 505757), (1680, 433506), (2016, 361255), (2520, 289004), (3360, 216753), (5040, 144502), (10080, 72251)]