639699632

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:403

約数の個数: 160

約数和(自身を含む): 1559900160

約数和(自身を除く): 920200528

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 29, 31, 44, 52, 58, 62, 88, 104, 116, 124, 143, 176, 208, 232, 248, 286, 311, 319, 341, 377, 403, 464, 496, 572, 622, 638, 682, 754, 806, 899, 1144, 1244, 1276, 1364, 1508, 1612, 1798, 2288, 2488, 2552, 2728, 3016, 3224, 3421, 3596, 4043, 4147, 4433, 4976, 5104, 5456, 6032, 6448, 6842, 7192, 8086, 8294, 8866, 9019, 9641, 9889, 11687, 13684, 14384, 16172, 16588, 17732, 18038, 19282, 19778, 23374, 27368, 32344, 33176, 35464, 36076, 38564, 39556, 44473, 46748, 54736, 64688, 66352, 70928, 72152, 77128, 79112, 88946, 93496, 99209, 106051, 117247, 125333, 128557, 144304, 154256, 158224, 177892, 186992, 198418, 212102, 234494, 250666, 257114, 279589, 355784, 396836, 424204, 468988, 501332, 514228, 559178, 711568, 793672, 848408, 937976, 1002664, 1028456, 1118356, 1289717, 1378663, 1587344, 1696816, 1875952, 2005328, 2056912, 2236712, 2579434, 2757326, 3075479, 3634657, 4473424, 5158868, 5514652, 6150958, 7269314, 10317736, 11029304, 12301916, 14538628, 20635472, 22058608, 24603832, 29077256, 39981227, 49207664, 58154512, 79962454, 159924908, 319849816, 639699632]

約数ペア:

[(1, 639699632), (2, 319849816), (4, 159924908), (8, 79962454), (11, 58154512), (13, 49207664), (16, 39981227), (22, 29077256), (26, 24603832), (29, 22058608), (31, 20635472), (44, 14538628), (52, 12301916), (58, 11029304), (62, 10317736), (88, 7269314), (104, 6150958), (116, 5514652), (124, 5158868), (143, 4473424), (176, 3634657), (208, 3075479), (232, 2757326), (248, 2579434), (286, 2236712), (311, 2056912), (319, 2005328), (341, 1875952), (377, 1696816), (403, 1587344), (464, 1378663), (496, 1289717), (572, 1118356), (622, 1028456), (638, 1002664), (682, 937976), (754, 848408), (806, 793672), (899, 711568), (1144, 559178), (1244, 514228), (1276, 501332), (1364, 468988), (1508, 424204), (1612, 396836), (1798, 355784), (2288, 279589), (2488, 257114), (2552, 250666), (2728, 234494), (3016, 212102), (3224, 198418), (3421, 186992), (3596, 177892), (4043, 158224), (4147, 154256), (4433, 144304), (4976, 128557), (5104, 125333), (5456, 117247), (6032, 106051), (6448, 99209), (6842, 93496), (7192, 88946), (8086, 79112), (8294, 77128), (8866, 72152), (9019, 70928), (9641, 66352), (9889, 64688), (11687, 54736), (13684, 46748), (14384, 44473), (16172, 39556), (16588, 38564), (17732, 36076), (18038, 35464), (19282, 33176), (19778, 32344), (23374, 27368)]