19711230

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:111

約数の個数: 192

約数和(自身を含む): 63825408

約数和(自身を除く): 44114178

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 23, 30, 33, 35, 42, 46, 49, 53, 55, 66, 69, 70, 77, 98, 105, 106, 110, 115, 138, 147, 154, 159, 161, 165, 210, 230, 231, 245, 253, 265, 294, 318, 322, 330, 345, 371, 385, 462, 483, 490, 506, 530, 539, 583, 690, 735, 742, 759, 770, 795, 805, 966, 1078, 1113, 1127, 1155, 1166, 1219, 1265, 1470, 1518, 1590, 1610, 1617, 1749, 1771, 1855, 2226, 2254, 2310, 2415, 2438, 2530, 2597, 2695, 2915, 3234, 3381, 3498, 3542, 3657, 3710, 3795, 4081, 4830, 5194, 5313, 5390, 5565, 5635, 5830, 6095, 6762, 7314, 7590, 7791, 8085, 8162, 8533, 8745, 8855, 10626, 11130, 11270, 12190, 12243, 12397, 12985, 13409, 15582, 16170, 16905, 17066, 17490, 17710, 18285, 20405, 24486, 24794, 25599, 25970, 26565, 26818, 28567, 33810, 36570, 37191, 38955, 40227, 40810, 42665, 51198, 53130, 57134, 59731, 61215, 61985, 67045, 74382, 77910, 80454, 85330, 85701, 93863, 119462, 122430, 123970, 127995, 134090, 142835, 171402, 179193, 185955, 187726, 201135, 255990, 281589, 285670, 298655, 358386, 371910, 402270, 428505, 469315, 563178, 597310, 657041, 857010, 895965, 938630, 1314082, 1407945, 1791930, 1971123, 2815890, 3285205, 3942246, 6570410, 9855615, 19711230]

約数ペア:

[(1, 19711230), (2, 9855615), (3, 6570410), (5, 3942246), (6, 3285205), (7, 2815890), (10, 1971123), (11, 1791930), (14, 1407945), (15, 1314082), (21, 938630), (22, 895965), (23, 857010), (30, 657041), (33, 597310), (35, 563178), (42, 469315), (46, 428505), (49, 402270), (53, 371910), (55, 358386), (66, 298655), (69, 285670), (70, 281589), (77, 255990), (98, 201135), (105, 187726), (106, 185955), (110, 179193), (115, 171402), (138, 142835), (147, 134090), (154, 127995), (159, 123970), (161, 122430), (165, 119462), (210, 93863), (230, 85701), (231, 85330), (245, 80454), (253, 77910), (265, 74382), (294, 67045), (318, 61985), (322, 61215), (330, 59731), (345, 57134), (371, 53130), (385, 51198), (462, 42665), (483, 40810), (490, 40227), (506, 38955), (530, 37191), (539, 36570), (583, 33810), (690, 28567), (735, 26818), (742, 26565), (759, 25970), (770, 25599), (795, 24794), (805, 24486), (966, 20405), (1078, 18285), (1113, 17710), (1127, 17490), (1155, 17066), (1166, 16905), (1219, 16170), (1265, 15582), (1470, 13409), (1518, 12985), (1590, 12397), (1610, 12243), (1617, 12190), (1749, 11270), (1771, 11130), (1855, 10626), (2226, 8855), (2254, 8745), (2310, 8533), (2415, 8162), (2438, 8085), (2530, 7791), (2597, 7590), (2695, 7314), (2915, 6762), (3234, 6095), (3381, 5830), (3498, 5635), (3542, 5565), (3657, 5390), (3710, 5313), (3795, 5194), (4081, 4830)]