71415072

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:487

約数の個数: 144

約数和(自身を含む): 221195520

約数和(自身を除く): 149780448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 32, 36, 38, 48, 57, 62, 72, 76, 93, 96, 114, 124, 144, 152, 171, 186, 228, 248, 279, 288, 304, 342, 372, 421, 456, 496, 558, 589, 608, 684, 744, 842, 912, 992, 1116, 1178, 1263, 1368, 1488, 1684, 1767, 1824, 2232, 2356, 2526, 2736, 2976, 3368, 3534, 3789, 4464, 4712, 5052, 5301, 5472, 6736, 7068, 7578, 7999, 8928, 9424, 10104, 10602, 13051, 13472, 14136, 15156, 15998, 18848, 20208, 21204, 23997, 26102, 28272, 30312, 31996, 39153, 40416, 42408, 47994, 52204, 56544, 60624, 63992, 71991, 78306, 84816, 95988, 104408, 117459, 121248, 127984, 143982, 156612, 169632, 191976, 208816, 234918, 247969, 255968, 287964, 313224, 383952, 417632, 469836, 495938, 575928, 626448, 743907, 767904, 939672, 991876, 1151856, 1252896, 1487814, 1879344, 1983752, 2231721, 2303712, 2975628, 3758688, 3967504, 4463442, 5951256, 7935008, 8926884, 11902512, 17853768, 23805024, 35707536, 71415072]

約数ペア:

[(1, 71415072), (2, 35707536), (3, 23805024), (4, 17853768), (6, 11902512), (8, 8926884), (9, 7935008), (12, 5951256), (16, 4463442), (18, 3967504), (19, 3758688), (24, 2975628), (31, 2303712), (32, 2231721), (36, 1983752), (38, 1879344), (48, 1487814), (57, 1252896), (62, 1151856), (72, 991876), (76, 939672), (93, 767904), (96, 743907), (114, 626448), (124, 575928), (144, 495938), (152, 469836), (171, 417632), (186, 383952), (228, 313224), (248, 287964), (279, 255968), (288, 247969), (304, 234918), (342, 208816), (372, 191976), (421, 169632), (456, 156612), (496, 143982), (558, 127984), (589, 121248), (608, 117459), (684, 104408), (744, 95988), (842, 84816), (912, 78306), (992, 71991), (1116, 63992), (1178, 60624), (1263, 56544), (1368, 52204), (1488, 47994), (1684, 42408), (1767, 40416), (1824, 39153), (2232, 31996), (2356, 30312), (2526, 28272), (2736, 26102), (2976, 23997), (3368, 21204), (3534, 20208), (3789, 18848), (4464, 15998), (4712, 15156), (5052, 14136), (5301, 13472), (5472, 13051), (6736, 10602), (7068, 10104), (7578, 9424), (7999, 8928)]