72675960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{359}}^1$

素因数の和:621

約数の個数: 128

約数和(自身を含む): 250905600

約数和(自身を除く): 178229640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 241, 280, 359, 420, 482, 718, 723, 840, 964, 1077, 1205, 1436, 1446, 1687, 1795, 1928, 2154, 2410, 2513, 2872, 2892, 3374, 3590, 3615, 4308, 4820, 5026, 5061, 5385, 5784, 6748, 7180, 7230, 7539, 8435, 8616, 9640, 10052, 10122, 10770, 12565, 13496, 14360, 14460, 15078, 16870, 20104, 20244, 21540, 25130, 25305, 28920, 30156, 33740, 37695, 40488, 43080, 50260, 50610, 60312, 67480, 75390, 86519, 100520, 101220, 150780, 173038, 202440, 259557, 301560, 346076, 432595, 519114, 605633, 692152, 865190, 1038228, 1211266, 1297785, 1730380, 1816899, 2076456, 2422532, 2595570, 3028165, 3460760, 3633798, 4845064, 5191140, 6056330, 7267596, 9084495, 10382280, 12112660, 14535192, 18168990, 24225320, 36337980, 72675960]

約数ペア:

[(1, 72675960), (2, 36337980), (3, 24225320), (4, 18168990), (5, 14535192), (6, 12112660), (7, 10382280), (8, 9084495), (10, 7267596), (12, 6056330), (14, 5191140), (15, 4845064), (20, 3633798), (21, 3460760), (24, 3028165), (28, 2595570), (30, 2422532), (35, 2076456), (40, 1816899), (42, 1730380), (56, 1297785), (60, 1211266), (70, 1038228), (84, 865190), (105, 692152), (120, 605633), (140, 519114), (168, 432595), (210, 346076), (241, 301560), (280, 259557), (359, 202440), (420, 173038), (482, 150780), (718, 101220), (723, 100520), (840, 86519), (964, 75390), (1077, 67480), (1205, 60312), (1436, 50610), (1446, 50260), (1687, 43080), (1795, 40488), (1928, 37695), (2154, 33740), (2410, 30156), (2513, 28920), (2872, 25305), (2892, 25130), (3374, 21540), (3590, 20244), (3615, 20104), (4308, 16870), (4820, 15078), (5026, 14460), (5061, 14360), (5385, 13496), (5784, 12565), (6748, 10770), (7180, 10122), (7230, 10052), (7539, 9640), (8435, 8616)]