218650740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6761}}^1$

素因数の和:6798

約数の個数: 144

約数和(自身を含む): 777034944

約数和(自身を除く): 558384204

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 132, 140, 147, 154, 165, 196, 210, 220, 231, 245, 294, 308, 330, 385, 420, 462, 490, 539, 588, 660, 735, 770, 924, 980, 1078, 1155, 1470, 1540, 1617, 2156, 2310, 2695, 2940, 3234, 4620, 5390, 6468, 6761, 8085, 10780, 13522, 16170, 20283, 27044, 32340, 33805, 40566, 47327, 67610, 74371, 81132, 94654, 101415, 135220, 141981, 148742, 189308, 202830, 223113, 236635, 283962, 297484, 331289, 371855, 405660, 446226, 473270, 520597, 567924, 662578, 709905, 743710, 892452, 946540, 993867, 1041194, 1115565, 1325156, 1419810, 1487420, 1561791, 1656445, 1987734, 2082388, 2231130, 2602985, 2839620, 3123582, 3312890, 3644179, 3975468, 4462260, 4969335, 5205970, 6247164, 6625780, 7288358, 7808955, 9938670, 10411940, 10932537, 14576716, 15617910, 18220895, 19877340, 21865074, 31235820, 36441790, 43730148, 54662685, 72883580, 109325370, 218650740]

約数ペア:

[(1, 218650740), (2, 109325370), (3, 72883580), (4, 54662685), (5, 43730148), (6, 36441790), (7, 31235820), (10, 21865074), (11, 19877340), (12, 18220895), (14, 15617910), (15, 14576716), (20, 10932537), (21, 10411940), (22, 9938670), (28, 7808955), (30, 7288358), (33, 6625780), (35, 6247164), (42, 5205970), (44, 4969335), (49, 4462260), (55, 3975468), (60, 3644179), (66, 3312890), (70, 3123582), (77, 2839620), (84, 2602985), (98, 2231130), (105, 2082388), (110, 1987734), (132, 1656445), (140, 1561791), (147, 1487420), (154, 1419810), (165, 1325156), (196, 1115565), (210, 1041194), (220, 993867), (231, 946540), (245, 892452), (294, 743710), (308, 709905), (330, 662578), (385, 567924), (420, 520597), (462, 473270), (490, 446226), (539, 405660), (588, 371855), (660, 331289), (735, 297484), (770, 283962), (924, 236635), (980, 223113), (1078, 202830), (1155, 189308), (1470, 148742), (1540, 141981), (1617, 135220), (2156, 101415), (2310, 94654), (2695, 81132), (2940, 74371), (3234, 67610), (4620, 47327), (5390, 40566), (6468, 33805), (6761, 32340), (8085, 27044), (10780, 20283), (13522, 16170)]