668839710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:372

約数の個数: 256

約数和(自身を含む): 2156544000

約数和(自身を除く): 1487704290

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 19, 21, 22, 30, 33, 35, 38, 42, 49, 55, 57, 66, 70, 77, 95, 98, 105, 110, 114, 133, 147, 154, 165, 190, 209, 210, 231, 245, 266, 285, 294, 311, 330, 343, 385, 399, 418, 462, 490, 539, 570, 622, 627, 665, 686, 735, 770, 798, 931, 933, 1029, 1045, 1078, 1155, 1254, 1330, 1463, 1470, 1555, 1617, 1715, 1862, 1866, 1995, 2058, 2090, 2177, 2310, 2695, 2793, 2926, 3110, 3135, 3234, 3421, 3430, 3773, 3990, 4354, 4389, 4655, 4665, 5145, 5390, 5586, 5909, 6270, 6517, 6531, 6842, 7315, 7546, 8085, 8778, 9310, 9330, 10241, 10263, 10290, 10885, 11319, 11818, 13034, 13062, 13965, 14630, 15239, 16170, 17105, 17727, 18865, 19551, 20482, 20526, 21770, 21945, 22638, 23947, 27930, 29545, 30478, 30723, 32585, 32655, 34210, 35454, 37730, 39102, 41363, 43890, 45717, 47894, 51205, 51315, 56595, 59090, 61446, 64999, 65170, 65310, 71687, 71841, 76195, 82726, 88635, 91434, 97755, 102410, 102630, 106673, 113190, 119735, 124089, 129998, 143374, 143682, 152390, 153615, 167629, 177270, 194997, 195510, 206815, 213346, 215061, 228585, 239470, 248178, 289541, 307230, 320019, 324995, 335258, 358435, 359205, 389994, 413630, 430122, 454993, 457170, 502887, 533365, 579082, 620445, 640038, 649990, 716870, 718410, 838145, 868623, 909986, 974985, 1005774, 1066730, 1075305, 1173403, 1240890, 1364979, 1447705, 1600095, 1676290, 1737246, 1949970, 2026787, 2150610, 2274965, 2346806, 2514435, 2729958, 2895410, 3184951, 3200190, 3520209, 4053574, 4343115, 4549930, 5028870, 5867015, 6080361, 6369902, 6824895, 7040418, 8686230, 9554853, 10133935, 11734030, 12160722, 13649790, 15924755, 17601045, 19109706, 20267870, 22294657, 30401805, 31849510, 35202090, 44589314, 47774265, 60803610, 66883971, 95548530, 111473285, 133767942, 222946570, 334419855, 668839710]

約数ペア:

[(1, 668839710), (2, 334419855), (3, 222946570), (5, 133767942), (6, 111473285), (7, 95548530), (10, 66883971), (11, 60803610), (14, 47774265), (15, 44589314), (19, 35202090), (21, 31849510), (22, 30401805), (30, 22294657), (33, 20267870), (35, 19109706), (38, 17601045), (42, 15924755), (49, 13649790), (55, 12160722), (57, 11734030), (66, 10133935), (70, 9554853), (77, 8686230), (95, 7040418), (98, 6824895), (105, 6369902), (110, 6080361), (114, 5867015), (133, 5028870), (147, 4549930), (154, 4343115), (165, 4053574), (190, 3520209), (209, 3200190), (210, 3184951), (231, 2895410), (245, 2729958), (266, 2514435), (285, 2346806), (294, 2274965), (311, 2150610), (330, 2026787), (343, 1949970), (385, 1737246), (399, 1676290), (418, 1600095), (462, 1447705), (490, 1364979), (539, 1240890), (570, 1173403), (622, 1075305), (627, 1066730), (665, 1005774), (686, 974985), (735, 909986), (770, 868623), (798, 838145), (931, 718410), (933, 716870), (1029, 649990), (1045, 640038), (1078, 620445), (1155, 579082), (1254, 533365), (1330, 502887), (1463, 457170), (1470, 454993), (1555, 430122), (1617, 413630), (1715, 389994), (1862, 359205), (1866, 358435), (1995, 335258), (2058, 324995), (2090, 320019), (2177, 307230), (2310, 289541), (2695, 248178), (2793, 239470), (2926, 228585), (3110, 215061), (3135, 213346), (3234, 206815), (3421, 195510), (3430, 194997), (3773, 177270), (3990, 167629), (4354, 153615), (4389, 152390), (4655, 143682), (4665, 143374), (5145, 129998), (5390, 124089), (5586, 119735), (5909, 113190), (6270, 106673), (6517, 102630), (6531, 102410), (6842, 97755), (7315, 91434), (7546, 88635), (8085, 82726), (8778, 76195), (9310, 71841), (9330, 71687), (10241, 65310), (10263, 65170), (10290, 64999), (10885, 61446), (11319, 59090), (11818, 56595), (13034, 51315), (13062, 51205), (13965, 47894), (14630, 45717), (15239, 43890), (16170, 41363), (17105, 39102), (17727, 37730), (18865, 35454), (19551, 34210), (20482, 32655), (20526, 32585), (21770, 30723), (21945, 30478), (22638, 29545), (23947, 27930)]