64195320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{76423}}^1$

素因数の和:76444

約数の個数: 64

約数和(自身を含む): 220101120

約数和(自身を除く): 155905800

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, 280, 420, 840, 76423, 152846, 229269, 305692, 382115, 458538, 534961, 611384, 764230, 917076, 1069922, 1146345, 1528460, 1604883, 1834152, 2139844, 2292690, 2674805, 3056920, 3209766, 4279688, 4585380, 5349610, 6419532, 8024415, 9170760, 10699220, 12839064, 16048830, 21398440, 32097660, 64195320]

約数ペア:

[(1, 64195320), (2, 32097660), (3, 21398440), (4, 16048830), (5, 12839064), (6, 10699220), (7, 9170760), (8, 8024415), (10, 6419532), (12, 5349610), (14, 4585380), (15, 4279688), (20, 3209766), (21, 3056920), (24, 2674805), (28, 2292690), (30, 2139844), (35, 1834152), (40, 1604883), (42, 1528460), (56, 1146345), (60, 1069922), (70, 917076), (84, 764230), (105, 611384), (120, 534961), (140, 458538), (168, 382115), (210, 305692), (280, 229269), (420, 152846), (840, 76423)]