72754920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{28871}}^1$

素因数の和:28895

約数の個数: 96

約数和(自身を含む): 270241920

約数和(自身を除く): 197487000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 28871, 57742, 86613, 115484, 144355, 173226, 202097, 230968, 259839, 288710, 346452, 404194, 433065, 519678, 577420, 606291, 692904, 808388, 866130, 1010485, 1039356, 1154840, 1212582, 1299195, 1616776, 1732260, 1818873, 2020970, 2078712, 2425164, 2598390, 3031455, 3464520, 3637746, 4041940, 4850328, 5196780, 6062910, 7275492, 8083880, 9094365, 10393560, 12125820, 14550984, 18188730, 24251640, 36377460, 72754920]

約数ペア:

[(1, 72754920), (2, 36377460), (3, 24251640), (4, 18188730), (5, 14550984), (6, 12125820), (7, 10393560), (8, 9094365), (9, 8083880), (10, 7275492), (12, 6062910), (14, 5196780), (15, 4850328), (18, 4041940), (20, 3637746), (21, 3464520), (24, 3031455), (28, 2598390), (30, 2425164), (35, 2078712), (36, 2020970), (40, 1818873), (42, 1732260), (45, 1616776), (56, 1299195), (60, 1212582), (63, 1154840), (70, 1039356), (72, 1010485), (84, 866130), (90, 808388), (105, 692904), (120, 606291), (126, 577420), (140, 519678), (168, 433065), (180, 404194), (210, 346452), (252, 288710), (280, 259839), (315, 230968), (360, 202097), (420, 173226), (504, 144355), (630, 115484), (840, 86613), (1260, 57742), (2520, 28871)]