1680493620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{331}}^1$

素因数の和:662

約数の個数: 192

約数和(自身を含む): 5322369024

約数和(自身を除く): 3641875404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 283, 299, 331, 345, 390, 460, 566, 598, 662, 690, 780, 849, 897, 993, 1132, 1196, 1324, 1380, 1415, 1495, 1655, 1698, 1794, 1986, 2830, 2990, 3310, 3396, 3588, 3679, 3972, 4245, 4303, 4485, 4965, 5660, 5980, 6509, 6620, 7358, 7613, 8490, 8606, 8970, 9930, 11037, 12909, 13018, 14716, 15226, 16980, 17212, 17940, 18395, 19527, 19860, 21515, 22074, 22839, 25818, 26036, 30452, 32545, 36790, 38065, 39054, 43030, 44148, 45678, 51636, 55185, 64545, 65090, 73580, 76130, 78108, 84617, 86060, 91356, 93673, 97635, 98969, 110370, 114195, 129090, 130180, 152260, 169234, 187346, 195270, 197938, 220740, 228390, 253851, 258180, 281019, 296907, 338468, 374692, 390540, 395876, 423085, 456780, 468365, 494845, 507702, 562038, 593814, 846170, 936730, 989690, 1015404, 1124076, 1187628, 1217749, 1269255, 1405095, 1484535, 1692340, 1873460, 1979380, 2154479, 2435498, 2538510, 2810190, 2969070, 3653247, 4308958, 4870996, 5077020, 5620380, 5938140, 6088745, 6463437, 7306494, 8617916, 10772395, 12177490, 12926874, 14612988, 18266235, 21544790, 24354980, 25853748, 28008227, 32317185, 36532470, 43089580, 56016454, 64634370, 73064940, 84024681, 112032908, 129268740, 140041135, 168049362, 280082270, 336098724, 420123405, 560164540, 840246810, 1680493620]

約数ペア:

[(1, 1680493620), (2, 840246810), (3, 560164540), (4, 420123405), (5, 336098724), (6, 280082270), (10, 168049362), (12, 140041135), (13, 129268740), (15, 112032908), (20, 84024681), (23, 73064940), (26, 64634370), (30, 56016454), (39, 43089580), (46, 36532470), (52, 32317185), (60, 28008227), (65, 25853748), (69, 24354980), (78, 21544790), (92, 18266235), (115, 14612988), (130, 12926874), (138, 12177490), (156, 10772395), (195, 8617916), (230, 7306494), (260, 6463437), (276, 6088745), (283, 5938140), (299, 5620380), (331, 5077020), (345, 4870996), (390, 4308958), (460, 3653247), (566, 2969070), (598, 2810190), (662, 2538510), (690, 2435498), (780, 2154479), (849, 1979380), (897, 1873460), (993, 1692340), (1132, 1484535), (1196, 1405095), (1324, 1269255), (1380, 1217749), (1415, 1187628), (1495, 1124076), (1655, 1015404), (1698, 989690), (1794, 936730), (1986, 846170), (2830, 593814), (2990, 562038), (3310, 507702), (3396, 494845), (3588, 468365), (3679, 456780), (3972, 423085), (4245, 395876), (4303, 390540), (4485, 374692), (4965, 338468), (5660, 296907), (5980, 281019), (6509, 258180), (6620, 253851), (7358, 228390), (7613, 220740), (8490, 197938), (8606, 195270), (8970, 187346), (9930, 169234), (11037, 152260), (12909, 130180), (13018, 129090), (14716, 114195), (15226, 110370), (16980, 98969), (17212, 97635), (17940, 93673), (18395, 91356), (19527, 86060), (19860, 84617), (21515, 78108), (22074, 76130), (22839, 73580), (25818, 65090), (26036, 64545), (30452, 55185), (32545, 51636), (36790, 45678), (38065, 44148), (39054, 43030)]