64887900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^2$

素因数の和:141

約数の個数: 216

約数和(自身を含む): 238568064

約数和(自身を除く): 173680164

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 25, 28, 30, 33, 35, 42, 44, 50, 53, 55, 60, 66, 70, 75, 77, 84, 100, 105, 106, 110, 132, 140, 150, 154, 159, 165, 175, 210, 212, 220, 231, 265, 275, 300, 308, 318, 330, 350, 371, 385, 420, 462, 525, 530, 550, 583, 636, 660, 700, 742, 770, 795, 825, 924, 1050, 1060, 1100, 1113, 1155, 1166, 1325, 1484, 1540, 1590, 1650, 1749, 1855, 1925, 2100, 2226, 2310, 2332, 2650, 2809, 2915, 3180, 3300, 3498, 3710, 3850, 3975, 4081, 4452, 4620, 5300, 5565, 5618, 5775, 5830, 6996, 7420, 7700, 7950, 8162, 8427, 8745, 9275, 11130, 11236, 11550, 11660, 12243, 14045, 14575, 15900, 16324, 16854, 17490, 18550, 19663, 20405, 22260, 23100, 24486, 27825, 28090, 29150, 30899, 33708, 34980, 37100, 39326, 40810, 42135, 43725, 48972, 55650, 56180, 58300, 58989, 61215, 61798, 70225, 78652, 81620, 84270, 87450, 92697, 98315, 102025, 111300, 117978, 122430, 123596, 140450, 154495, 168540, 174900, 185394, 196630, 204050, 210675, 216293, 235956, 244860, 280900, 294945, 306075, 308990, 370788, 393260, 408100, 421350, 432586, 463485, 491575, 589890, 612150, 617980, 648879, 772475, 842700, 865172, 926970, 983150, 1081465, 1179780, 1224300, 1297758, 1474725, 1544950, 1853940, 1966300, 2162930, 2317425, 2595516, 2949450, 3089900, 3244395, 4325860, 4634850, 5407325, 5898900, 6488790, 9269700, 10814650, 12977580, 16221975, 21629300, 32443950, 64887900]

約数ペア:

[(1, 64887900), (2, 32443950), (3, 21629300), (4, 16221975), (5, 12977580), (6, 10814650), (7, 9269700), (10, 6488790), (11, 5898900), (12, 5407325), (14, 4634850), (15, 4325860), (20, 3244395), (21, 3089900), (22, 2949450), (25, 2595516), (28, 2317425), (30, 2162930), (33, 1966300), (35, 1853940), (42, 1544950), (44, 1474725), (50, 1297758), (53, 1224300), (55, 1179780), (60, 1081465), (66, 983150), (70, 926970), (75, 865172), (77, 842700), (84, 772475), (100, 648879), (105, 617980), (106, 612150), (110, 589890), (132, 491575), (140, 463485), (150, 432586), (154, 421350), (159, 408100), (165, 393260), (175, 370788), (210, 308990), (212, 306075), (220, 294945), (231, 280900), (265, 244860), (275, 235956), (300, 216293), (308, 210675), (318, 204050), (330, 196630), (350, 185394), (371, 174900), (385, 168540), (420, 154495), (462, 140450), (525, 123596), (530, 122430), (550, 117978), (583, 111300), (636, 102025), (660, 98315), (700, 92697), (742, 87450), (770, 84270), (795, 81620), (825, 78652), (924, 70225), (1050, 61798), (1060, 61215), (1100, 58989), (1113, 58300), (1155, 56180), (1166, 55650), (1325, 48972), (1484, 43725), (1540, 42135), (1590, 40810), (1650, 39326), (1749, 37100), (1855, 34980), (1925, 33708), (2100, 30899), (2226, 29150), (2310, 28090), (2332, 27825), (2650, 24486), (2809, 23100), (2915, 22260), (3180, 20405), (3300, 19663), (3498, 18550), (3710, 17490), (3850, 16854), (3975, 16324), (4081, 15900), (4452, 14575), (4620, 14045), (5300, 12243), (5565, 11660), (5618, 11550), (5775, 11236), (5830, 11130), (6996, 9275), (7420, 8745), (7700, 8427), (7950, 8162)]