304760820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{55817}}^1$

素因数の和:55849

約数の個数: 96

約数和(自身を含む): 1050271488

約数和(自身を除く): 745510668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 55817, 111634, 167451, 223268, 279085, 334902, 390719, 558170, 669804, 725621, 781438, 837255, 1116340, 1172157, 1451242, 1562876, 1674510, 1953595, 2176863, 2344314, 2902484, 3349020, 3628105, 3907190, 4353726, 4688628, 5079347, 5860785, 7256210, 7814380, 8707452, 10158694, 10884315, 11721570, 14512420, 15238041, 20317388, 21768630, 23443140, 25396735, 30476082, 43537260, 50793470, 60952164, 76190205, 101586940, 152380410, 304760820]

約数ペア:

[(1, 304760820), (2, 152380410), (3, 101586940), (4, 76190205), (5, 60952164), (6, 50793470), (7, 43537260), (10, 30476082), (12, 25396735), (13, 23443140), (14, 21768630), (15, 20317388), (20, 15238041), (21, 14512420), (26, 11721570), (28, 10884315), (30, 10158694), (35, 8707452), (39, 7814380), (42, 7256210), (52, 5860785), (60, 5079347), (65, 4688628), (70, 4353726), (78, 3907190), (84, 3628105), (91, 3349020), (105, 2902484), (130, 2344314), (140, 2176863), (156, 1953595), (182, 1674510), (195, 1562876), (210, 1451242), (260, 1172157), (273, 1116340), (364, 837255), (390, 781438), (420, 725621), (455, 669804), (546, 558170), (780, 390719), (910, 334902), (1092, 279085), (1365, 223268), (1820, 167451), (2730, 111634), (5460, 55817)]